CVE-2026-68964: Access Control Flaw (CVSS 4.3)

Description

Gitea's user SSH and GPG key-list API endpoints omit the profile visibility check applied by their web equivalents. A restricted account can retrieve public keys, key titles, fingerprints, and GPG-embedded email addresses belonging to Limited-visibility users. The disclosure concerns public key material and associated metadata, not private cryptographic keys.

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CVSS v3.1 Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS — Exploit Prediction

0.0040

Probability of exploitation

0.33%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-284 CWE-284

References

Other References

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 https://github.com/go-gitea/gitea/security/advisories/GHSA-wwmh-7r9x-fg49

Frequently Asked Questions

What is CVE-2026-68964? +

Gitea's user SSH and GPG key-list API endpoints omit the profile visibility check applied by their web equivalents. A restricted account can retrieve public keys, key titles, fingerprints, and GPG-embedded email addresses belonging to Limited-visibility users. The disclosure concerns public key material and associated metadata, not private cryptographic keys. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2026-68964? +

CVE-2026-68964 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0040, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-68964? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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