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VulnerabilityPublished Updated

CVE-2026-58433: Gitea Open Source Git Server · Missing Authorization

Affects Gitea Open Source Git ServerSource CVE Database V5

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Not known to be exploited · CVSS 9.1 Critical.

Data as of 10 Nov 2026, 23:24 UTC

CVSS 3.1 base score
9.1Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.5% chance of exploitation in 30 days – higher than 43% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 13 Aug 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 11 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
GiteaGitea Open Source Git ServerAffected
  • <=1.26.4
Fixed in–

AI-suggested

Until a patch is available, restrict network access to the Gitea server and review team access permissions carefully to detect any unauthorized changes.

Description

CVE-2026-58433 is a critical vulnerability in the Gitea Open Source Git Server where the team-repository linking endpoint bypasses the RepoAdminChangeTeamAccess organization setting. This flaw allows unauthorized changes to team access settings on repositories, potentially leading to unauthorized access or privilege escalation. The vulnerability has a high CVSS score of 9.1, indicating severe impact on confidentiality and integrity without requiring privileges or user interaction.

References

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