CVE-2021-32733
Vulnerability from cvelistv5
Published
2021-07-12 21:05
Modified
2024-08-03 23:33
Severity ?
4.8 (Medium) - CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N
Summary
Nextcloud Text is a collaborative document editing application that uses Markdown. A cross-site scripting vulnerability is present in versions prior to 19.0.13, 20.0.11, and 21.0.3. The Nextcloud Text application shipped with Nextcloud server used a `text/html` Content-Type when serving files to users. Due the strict Content-Security-Policy shipped with Nextcloud, this issue is not exploitable on modern browsers supporting Content-Security-Policy. The issue was fixed in versions 19.0.13, 20.0.11, and 21.0.3. As a workaround, use a browser that has support for Content-Security-Policy.
References
security-advisories@github.comhttps://github.com/nextcloud/security-advisories/security/advisories/GHSA-x4w3-jhcr-57pqThird Party Advisory
security-advisories@github.comhttps://github.com/nextcloud/text/pull/1689Patch, Third Party Advisory
security-advisories@github.comhttps://hackerone.com/reports/1241460Permissions Required
af854a3a-2127-422b-91ae-364da2661108https://github.com/nextcloud/security-advisories/security/advisories/GHSA-x4w3-jhcr-57pqThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/nextcloud/text/pull/1689Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://hackerone.com/reports/1241460Permissions Required
Impacted products
Vendor Product Version
Show details on NVD website

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