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TI-2026-21186 Aliases CVE-2026-26195GHSA-vgvf-m4fw-938j

Gogs: Stored XSS in branch and wiki views through author and committer names

Priority LOW 36CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Cross-site scripting
Confidentiality · integrity · availability
None · Low · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA and GitHub. Impact type from CWE-79.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00225 13th percentileScored 2026-11-07
Fix Fixed gogs (gogs): 0.14.2

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Gogsgogsbefore 0.14.20.14.2Patch availableCNA
—gogs.io/gogs (Go)up to 0.13.3—No fix listedGHSA-vgvf-m4fw-938j
  • gogs VendorGogs Affected before 0.14.2 Fixed in 0.14.2 Patch available CNA
  • gogs.io/gogs (Go) Vendor— Affected up to 0.13.3 Fixed in — No fix listed GHSA-vgvf-m4fw-938j

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:gogs:gogs:*:*:*:*:*:*:*:*before 0.14.2VulnerableGogs
  • cpe:2.3:a:gogs:gogs:*:*:*:*:*:*:*:* Versions before 0.14.2 Vulnerable ·Gogs

Remediation

  • Fix · CNA gogs (gogs) Fixed in 0.14.2

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-26195
  2. 2026-10-03 Alias added: GHSA-vgvf-m4fw-938j

References

Patch 1

Advisory 2

Other 3

  • TI-2025-07419 File overwrite in file update API in Gogs KEVCVSS 4.0HIGH 8.7
  • TI-2022-01876 OS Command Injection in gogs/gogs CVSS 3.1CRITICAL 9.8
  • TI-2024-36988 Gogs has a Path Traversal in file update API CVSS 4.0HIGH 8.7
  • TI-2022-01744 Remote Command Execution in gogs/gogs CVSS 3.1CRITICAL 10.0
  • TI-2025-39562 Gogs's update .git/config file allows remote command execution CVSS 4.0CRITICAL 9.3
  • TI-2026-20951 Gogs: Cross-repository LFS object overwrite via missing content hash verification CVSS 3.1CRITICAL 9.3
See all 48 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences