CVE-2026-76871 (GCVE-0-2026-76871)

Vulnerability from cvelistv5 – Published: 2026-09-15 21:58 – Updated: 2026-09-15 21:58
VLAI
Title
Netcore NR255-V 1.5.130703 Sensitive Information Disclosure via VPN Read Handlers
Summary
Netcore NR255-V version 1.5.130703 contains a sensitive information disclosure vulnerability in mod_vpn_remote/plan.json, pptpd_user_show.cgi, pptp_client_config_show.cgi, and l2tpd_user_show.cgi. Attackers can leverage these components to obtain PPTP and L2TP VPN credentials.
Severity
7.1 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-522 - Insufficiently Protected Credentials
Assigner
References
Impacted products
Vendor Product Version CPE status
Netcore NR255-V Affected: 1.5.130703 (custom)
guessed Create a notification for this product.
Date Public
2026-09-04 00:00
Credits
Zhou Ao Yin Luxing Jiang Yuxuan Liu Xin @Nebusec
Show details on NVD website
To clipboard 

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          "vendor": "Netcore",
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          "type": "finder",
          "value": "Zhou Ao"
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        }
      ],
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            "privilegesRequired": "LOW",
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      "problemTypes": [
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              "description": "Insufficiently Protected Credentials",
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      "providerMetadata": {
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      "references": [
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          "tags": [
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      "title": "Netcore NR255-V 1.5.130703 Sensitive Information Disclosure via VPN Read Handlers",
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  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2026-76871",
    "datePublished": "2026-09-15T21:58:01.852Z",
    "dateReserved": "2026-08-19T21:47:08.936Z",
    "dateUpdated": "2026-09-15T21:58:01.852Z",
    "state": "PUBLISHED"
  },
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  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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.
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  • 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.


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