CVE-2026-67577: Gitea restricted-user activity and heatmap disclosure
Vulnerability summary
CVE-2026-67577 is a medium (CVSS 4.3) Improper Access Control vulnerability in gitea. EPSS estimates a 0.37% chance of exploitation in the next 30 days, higher than 29.7% of scored vulnerabilities.
Timeline
- 14-10-2026PublishedVulnerability first disclosed.
- 14-10-2026Last modifiedVulnerability information updated.
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.
CVSS metrics
2 scores · 2 sources · 1 version- NVDNIST4.3MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS trend
Probability
0.37%
Chance of exploitation in the next 30 days
Percentile
30%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Gitea1 product
- gitea≤ 1.27.2
1 vendor · 1 product
References
5 links- blog.gitea.com/release-of-1.27.3/Release Notes
- github.com/go-gitea/gitea/releases/tag/v1.27.3Release Notes