Gogs
CVE-2026-26195
MEDIUM
GHSA-vgvf-m4fw-938j
Severity by source
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Primary rating from GitHub Advisory.
CVSS VectorGitHub Advisory
Lifecycle Timeline
3DescriptionGitHub Advisory
Gogs is an open source self-hosted Git service. Prior to version 0.14.2, stored xss is still possible through unsafe template rendering that mixes user input with safe plus permissive sanitizer handling of data urls. This issue has been patched in version 0.14.2.
AnalysisAI
Stored cross-site scripting in Gogs prior to version 0.14.2 allows unauthenticated attackers to inject malicious scripts through template rendering of user-controlled data, potentially affecting all users viewing compromised content. The vulnerability exploits unsafe handling of data URLs combined with permissive sanitization, enabling attackers to steal session cookies, deface pages, or perform actions on behalf of victims. A patch is available in version 0.14.2 and later.
Technical ContextAI
Classified as CWE-79 (Cross-site Scripting (XSS)). Affects Gogs. Gogs is an open source self-hosted Git service. Prior to version 0.14.2, stored xss is still possible through unsafe template rendering that mixes user input with safe plus permissive sanitizer handling of data urls. This issue has been patched in version 0.14.2.
RemediationAI
A vendor patch is available — apply it immediately. Fixed in version 0.14.2.. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.
Multiple SQL injection vulnerabilities in Gogs (aka Go Git Service) 0.3.1-9 through 0.5.x before 0.5.6.1105 Beta allow r
The git hook feature in Gogs 0.5.5 through 0.12.2 allows for authenticated remote code execution. Rated high severity (C
Gogs through 0.13.0 allows argument injection during the previewing of changes. Rated critical severity (CVSS 9.9), this
The built-in SSH server of Gogs through 0.13.0 allows argument injection in internal/ssh/ssh.go, leading to remote code
Gogs self-hosted Git service v0.13.3 has a command injection vulnerability enabling remote code execution through crafte
Unauthenticated file upload in Gogs self-hosted Git service 0.13.4 and below. Default configuration exposes file upload
OS Command Injection in GitHub repository gogs/gogs prior to 0.12.9. Rated critical severity (CVSS 9.8), this vulnerabil
Gogs 0.11.66 allows remote code execution because it does not properly validate session IDs, as demonstrated by a ".." s
Supply chain attack via LFS object overwrite across repos in Gogs before 0.14.2. PoC and patch available.
Path Traversal in GitHub repository gogs/gogs prior to 0.12.9. Rated critical severity (CVSS 9.1), this vulnerability is
Missing Authorization in GitHub repository gogs/gogs prior to 0.12.5. Rated critical severity (CVSS 9.1), this vulnerabi
In Gogs, versions v0.6.5 through v0.12.10 are vulnerable to Stored Cross-Site Scripting (XSS) that leads to an account t
Same weakness CWE-79 – Cross-site Scripting (XSS)
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SUSE
Severity: MediumShare
External POC / Exploit Code
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