CVE-2026-126338: Gitea · Insecure Direct Object Reference
Affects GiteaSource CVE Database V5
Not known to be exploited : upgrade to 28.4.0 soon.
Data as of 15 Nov 2026, 21:35 UTC
Rated High by Threat Radar's AI analysis · CVSS not yet scored by NVD
Thin evidence
One scorer or none- Patch
- Available – fixed in 28.4.0
Exploitation evidence
Disclosed: evidence found.
CVE published 15 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 15 Nov 2026.
What to do
Upgrade Gitea to 28.4.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Giteagitea.dev | Affected
| Fixed in
|
AI-suggested
Upgrade Gitea to version 28.4.0 or later, where this vulnerability is fixed. The fix restricts replies to only the same pull request's reviews and limits pending review replies to the review author. No additional mitigation is required if updated.
Description
CVE-2026-126338 is an authorization bypass vulnerability in Gitea affecting versions from 1.14.0 up to but not including 28.4.0. It allows a signed-in user to reply to a code review comment using a review ID from a different pull request, potentially exposing diff context from repositories they cannot access. The issue is fixed in version 28.4.0 by restricting replies to only reviews of the same pull request and only allowing pending review replies from the review's author.
References
- github.com/go-gitea/gitea/security/advisories/GHSA-wgx7-537g-xfrg (opens in a new tab)
- github.com/go-gitea/gitea/pull/40131 (opens in a new tab)
- github.com/go-gitea/gitea/pull/40281 (opens in a new tab)
- blog.gitea.com/release-of-28.4.0/ (opens in a new tab)
- github.com/go-gitea/gitea/releases/tag/v28.4.0 (opens in a new tab)