5.4

CVE-2026-26022

Exploit

Gogs: Stored XSS via data URI in issue comments

Gogs is an open source self-hosted Git service. Prior to version 0.14.2, a stored cross-site scripting (XSS) vulnerability exists in the comment and issue description functionality. The application's HTML sanitizer explicitly allows data: URI schemes, enabling authenticated users to inject arbitrary JavaScript execution via malicious links. This issue has been patched in version 0.14.2.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Gogs ≫ Gogs Version < 0.14.2
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.31% 0.22
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.4 2.3 2.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
security-advisories@github.com 8.7 2.3 5.8
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

https://github.com/gogs/gogs/releases/tag/v0.14.2
Release Notes
https://github.com/gogs/gogs/security/advisories/GHSA-xrcr-gmf5-2r8j
Vendor Advisory
Exploit
https://github.com/gogs/gogs/pull/8174
Issue Tracking
https://github.com/gogs/gogs/commit/441c64d7bd8893b2f4e48660a8be3a7472e14291
Patch