Vulnerability-Lookup

BDU:2026-07651 (CVE-2026-48849)

Vulnerability from fstec – Published: 2026-06-02 – Updated: 2026-06-17 – View on bdu.fstec.ru Exploit publicly available Fixed

Title

Уязвимость почтового клиента RoundCube Webmail, связанная с непринятия мер по защите структуры веб-страницы, позволяющая нарушителю проводить межсайтовые сценарные атаки (XSS)

Summary

Уязвимость почтового клиента RoundCube Webmail связана с непринятия мер по защите структуры веб-страницы при обработке поля темы в восстановленном значении черновика. Эксплуатация уязвимости может позволить нарушителю, действующему удалённо, проводить межсайтовые сценарные атаки (XSS)

Severity

3.6 (Low) CVSS 2.0


                      
                        AV:N/AC:H/Au:S/C:P/I:P/A:N

4.4 (Medium) CVSS 3.1


                      
                        CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N

Class

Code vulnerability

Status

Confirmed by the vendor

Exploitation

Injection

Incidents

Being clarified

Remediation

Software update

CWE

CWE-79 - Непринятие мер по защите структуры веб-страницы (или \«Межсайтовая сценарная атака\»)

Aliases

CVE-2026-48849

References

7 references

URL
https://github.com/roundcube/roundcubemail/commit/189d30a4890319cd687df959ca9f7…
https://github.com/roundcube/roundcubemail/commit/a21519187873ce962db029b6ff68e…
https://github.com/roundcube/roundcubemail/releases/tag/1.6.16
https://github.com/roundcube/roundcubemail/releases/tag/1.7.1
https://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1
https://security-tracker.debian.org/tracker/CVE-2026-48849
https://github.com/AnandJogawade/CVE-2026-48849-Roundcube-Webmail-Stored-XSS

Impacted products

2 products from 2 vendors

Vendors

Сообщество свободного программного обеспечения, The RoundCube Team

Products

Debian GNU/Linux, RoundCube Webmail

Versions

11 (Debian GNU/Linux), 12 (Debian GNU/Linux), 13 (Debian GNU/Linux), от 1.6 до 1.6.16 (RoundCube Webmail), от 1.7 до 1.7.1 (RoundCube Webmail)

Product types

Operating system, Application software

Platforms

Сообщество свободного программного обеспечения Debian GNU/Linux 11, Сообщество свободного программного обеспечения Debian GNU/Linux 12, Сообщество свободного программного обеспечения Debian GNU/Linux 13

Mitigations

Использование рекомендаций: Для RoundCube Webmail: https://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1 https://github.com/roundcube/roundcubemail/commit/a21519187873ce962db029b6ff68e47bd7f3fd8a https://github.com/roundcube/roundcubemail/commit/189d30a4890319cd687df959ca9f768a3a613d61 https://github.com/roundcube/roundcubemail/releases/tag/1.6.16 https://github.com/roundcube/roundcubemail/releases/tag/1.7.1 Для Debian GNU/Linux: https://security-tracker.debian.org/tracker/CVE-2026-48849

JSON

To clipboard

{
  "CVSS 2.0": "AV:N/AC:H/Au:S/C:P/I:P/A:N",
  "CVSS 3.0": "AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N",
  "CVSS 4.0": null,
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "\u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f, The RoundCube Team",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "11 (Debian GNU/Linux), 12 (Debian GNU/Linux), 13 (Debian GNU/Linux), \u043e\u0442 1.6 \u0434\u043e 1.6.16 (RoundCube Webmail), \u043e\u0442 1.7 \u0434\u043e 1.7.1 (RoundCube Webmail)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439:\n\u0414\u043b\u044f RoundCube Webmail:\nhttps://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1\nhttps://github.com/roundcube/roundcubemail/commit/a21519187873ce962db029b6ff68e47bd7f3fd8a\nhttps://github.com/roundcube/roundcubemail/commit/189d30a4890319cd687df959ca9f768a3a613d61\nhttps://github.com/roundcube/roundcubemail/releases/tag/1.6.16\nhttps://github.com/roundcube/roundcubemail/releases/tag/1.7.1\n\n\u0414\u043b\u044f Debian GNU/Linux:\nhttps://security-tracker.debian.org/tracker/CVE-2026-48849",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "24.05.2026",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "17.06.2026",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "02.06.2026",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2026-07651",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2026-48849",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "Debian GNU/Linux, RoundCube Webmail",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": "\u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Debian GNU/Linux 11 , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Debian GNU/Linux 12 , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Debian GNU/Linux 13 ",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u043e\u0447\u0442\u043e\u0432\u043e\u0433\u043e \u043a\u043b\u0438\u0435\u043d\u0442\u0430 RoundCube Webmail, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u0430\u044f \u0441 \u043d\u0435\u043f\u0440\u0438\u043d\u044f\u0442\u0438\u044f \u043c\u0435\u0440 \u043f\u043e \u0437\u0430\u0449\u0438\u0442\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0432\u0435\u0431-\u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u043f\u0440\u043e\u0432\u043e\u0434\u0438\u0442\u044c \u043c\u0435\u0436\u0441\u0430\u0439\u0442\u043e\u0432\u044b\u0435 \u0441\u0446\u0435\u043d\u0430\u0440\u043d\u044b\u0435 \u0430\u0442\u0430\u043a\u0438 (XSS)",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0421\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u0435\u0442 \u0432 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u0435",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u041d\u0435\u043f\u0440\u0438\u043d\u044f\u0442\u0438\u0435 \u043c\u0435\u0440 \u043f\u043e \u0437\u0430\u0449\u0438\u0442\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0432\u0435\u0431-\u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b (\u0438\u043b\u0438 \\\u00ab\u041c\u0435\u0436\u0441\u0430\u0439\u0442\u043e\u0432\u0430\u044f \u0441\u0446\u0435\u043d\u0430\u0440\u043d\u0430\u044f \u0430\u0442\u0430\u043a\u0430\\\u00bb) (CWE-79)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u043e\u0447\u0442\u043e\u0432\u043e\u0433\u043e \u043a\u043b\u0438\u0435\u043d\u0442\u0430 RoundCube Webmail \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u043d\u0435\u043f\u0440\u0438\u043d\u044f\u0442\u0438\u044f \u043c\u0435\u0440 \u043f\u043e \u0437\u0430\u0449\u0438\u0442\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0432\u0435\u0431-\u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b \u043f\u0440\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u043f\u043e\u043b\u044f \u0442\u0435\u043c\u044b \u0432 \u0432\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u043d\u043e\u043c \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0438 \u0447\u0435\u0440\u043d\u043e\u0432\u0438\u043a\u0430. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e, \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u043c\u0443 \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e, \u043f\u0440\u043e\u0432\u043e\u0434\u0438\u0442\u044c \u043c\u0435\u0436\u0441\u0430\u0439\u0442\u043e\u0432\u044b\u0435 \u0441\u0446\u0435\u043d\u0430\u0440\u043d\u044b\u0435 \u0430\u0442\u0430\u043a\u0438 (XSS)",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u0418\u043d\u044a\u0435\u043a\u0446\u0438\u044f",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "https://github.com/roundcube/roundcubemail/commit/189d30a4890319cd687df959ca9f768a3a613d61\nhttps://github.com/roundcube/roundcubemail/commit/a21519187873ce962db029b6ff68e47bd7f3fd8a\nhttps://github.com/roundcube/roundcubemail/releases/tag/1.6.16\nhttps://github.com/roundcube/roundcubemail/releases/tag/1.7.1\nhttps://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1\nhttps://security-tracker.debian.org/tracker/CVE-2026-48849\nhttps://github.com/AnandJogawade/CVE-2026-48849-Roundcube-Webmail-Stored-XSS",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430, \u041f\u0440\u0438\u043a\u043b\u0430\u0434\u043d\u043e\u0435 \u041f\u041e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-79",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041d\u0438\u0437\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 3,6)\n\u0421\u0440\u0435\u0434\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.1 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 4,4)"
}

CVE-2026-48849 (GCVE-0-2026-48849)

Vulnerability from cvelistv5 – Published: 2026-05-25 19:30 – Updated: 2026-05-26 13:01

Summary

In Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7.1, an unsanitized subject field in the draft restored value could lead to stored XSS/HTML/CSS injection on shared mailboxes.

Severity

4.4 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-26 13:01 UTC

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

Assigner

mitre mitre root

References

5 references

URL	Tags
https://roundcube.net/news/2026/05/24/security-up…
https://github.com/roundcube/roundcubemail/releas…
https://github.com/roundcube/roundcubemail/commit…
https://github.com/roundcube/roundcubemail/releas…
https://github.com/roundcube/roundcubemail/commit…

Impacted products

1 product

Vendor	Product	Version
Roundcube	Webmail	Affected: 1.6.0 , < 1.6.16 (semver) Affected: 1.7.0 , < 1.7.1 (semver) cpe:2.3:a:roundcube:webmail:::::::: cpe:2.3:a:roundcube:webmail::::::::

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-48849",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-26T13:01:01.120678Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-05-26T13:01:11.210Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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          "defaultStatus": "unaffected",
          "product": "Webmail",
          "vendor": "Roundcube",
          "versions": [
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              "status": "affected",
              "version": "1.6.0",
              "versionType": "semver"
            },
            {
              "lessThan": "1.7.1",
              "status": "affected",
              "version": "1.7.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "1.6.16",
                  "versionStartIncluding": "1.6.0",
                  "vulnerable": true
                },
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                  "versionEndExcluding": "1.7.1",
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                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7.1, an unsanitized subject field in the draft restored value could lead to stored XSS/HTML/CSS injection on shared mailboxes."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
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      ],
      "problemTypes": [
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          "descriptions": [
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              "cweId": "CWE-79",
              "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or \u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
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        "dateUpdated": "2026-05-25T19:30:38.414Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
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      "references": [
        {
          "url": "https://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1"
        },
        {
          "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.7.1"
        },
        {
          "url": "https://github.com/roundcube/roundcubemail/commit/189d30a4890319cd687df959ca9f768a3a613d61"
        },
        {
          "url": "https://github.com/roundcube/roundcubemail/releases/tag/1.6.16"
        },
        {
          "url": "https://github.com/roundcube/roundcubemail/commit/a21519187873ce962db029b6ff68e47bd7f3fd8a"
        }
      ],
      "x_generator": {
        "engine": "CVE-Request-form 0.0.1"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2026-48849",
    "datePublished": "2026-05-25T19:30:38.414Z",
    "dateReserved": "2026-05-25T19:30:37.961Z",
    "dateUpdated": "2026-05-26T13:01:11.210Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.