CVE-2026-52805

Gogs: Migration Redirect Bypass Leads to Internal Repository Theft

State
Published
Severity
8.7 High
Published
Jun 24, 2026
Updated
Jun 26, 2026
Reserved
Jun 8, 2026

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Description

Gogs is an open source self-hosted Git service. Prior to 0.14.3, a Server-Side Request Forgery (SSRF) vulnerability exists in the repository migration functionality. The application validates only the initially submitted URL hostname, but git clone --mirror follows HTTP redirects. An authenticated user can submit a public URL that redirects to a blocked internal endpoint (e.g., 127.0.0.1), importing the internal repository's contents into an attacker-controlled repository. This vulnerability is fixed in 0.14.3.

Scores

CVSSScoreVectorSource
3.18.7 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:NGitHub_M

Weaknesses

  • CWE-918 Server-Side Request Forgery (SSRF)

Affected Products

ProductVersions
gogsgogs
  • < 0.14.3Affected

References

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