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TI-2026-20788 Aliases CVE-2026-25718GHSA-h697-89cp-24q8

Gitea template repository generation mishandles symlinked paths

Priority MEDIUM 48CWE-59Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub.

Summary

Gitea versions before 1.25.5 mishandle path resolution during template repository generation, allowing template processing to read or write through symlinked or otherwise non-regular paths.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00562 47th percentileScored 2026-11-07
Fix Fixed Gitea Open Source Git Server (Gitea): 1.25.5code.gitea.io/gitea (Go): 1.25.5

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
GiteaGitea Open Source Git Serverbefore 1.25.51.25.5Patch availableCNA
—code.gitea.io/gitea (Go)before 1.25.51.25.5Patch availableGHSA-h697-89cp-24q8
  • Gitea Open Source Git Server VendorGitea Affected before 1.25.5 Fixed in 1.25.5 Patch available CNA
  • code.gitea.io/gitea (Go) Vendor— Affected before 1.25.5 Fixed in 1.25.5 Patch available GHSA-h697-89cp-24q8

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:gitea:gitea:*:*:*:*:*:*:*:*——Gitea
  • cpe:2.3:a:gitea:gitea:*:*:*:*:*:*:*:* Versions — — ·Gitea

Remediation

  • Fix · CNA Gitea Open Source Git Server (Gitea) Fixed in 1.25.5
  • Fix · GHSA-h697-89cp-24q8 code.gitea.io/gitea (Go) Fixed in 1.25.5 Advisory →

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Gitea Open Source Git Server 1.25.5

    14 records Highest priority Priority MEDIUM 7 MEDIUM, 7 LOW

    Other records, highest priority first

    • TI-2026-21259 Gitea LFS mirror synchronization bypasses migration HTTP transport restrictionsPriority MEDIUM 50
    • TI-2026-21232 Gitea OAuth2 PKCE S256 challenges are not enforced during token exchangePriority MEDIUM 48
    • TI-2026-21222 Gitea OAuth2 authorization codes lack expiry and reuse enforcementPriority MEDIUM 48

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-25718
  2. 2026-10-03 Alias added: GHSA-h697-89cp-24q8

References

  • TI-2026-42785 Gitea before 1.27.1 allows remote code execution via the diffpatch API through Git hook installation. KEVCVSS 3.1CRITICAL 9.8
  • TI-2026-42033 Improper authorization on OAuth sign-in callback silently re-enables administrator-disabled accounts CVSS 3.1CRITICAL 9.8
  • TI-2026-40842 Privilege Escalation via Access Token Scope Escalation in API CVSS 3.1CRITICAL 9.8
  • TI-2026-16922 Gitea Docker image trusts spoofable reverse-proxy headers by default CVSS 3.1CRITICAL 9.8
  • TI-2026-42043 Team-repository linking endpoint bypasses the RepoAdminChangeTeamAccess organization setting CVSS 3.1CRITICAL 9.1
  • TI-2026-40381 OIDC userinfo Endpoint Returns Identity Claims Without Enforcing API Token Scopes CVSS 3.1CRITICAL 9.1
See all 240 →

Sources