CVE-2026-52809

Gogs is an open source self-hosted Git service. Prior to 0.14.3, password-reset tokens are generated using conf.Auth.ActivateCodeLives the account-activation lifetime, not conf.Auth.ResetPasswordCodeLives. The token lifetime is baked into the token itself at generation time and is re-extracted fr...

EUVD-2026-39079

Gogs is an open source self-hosted Git service. Prior to 0.14.3, password-reset tokens are generated using conf.Auth.ActivateCodeLives the account-activation lifetime, not conf.Auth.ResetPasswordCodeLives. The token lifetime is baked into the token itself at generation time and is re-extracted fr...

CVE-2026-52809

Gogs (CVE-2026-52809) generates password-reset tokens using the ActivateCodeLives lifetime, not the configured ResetPasswordCodeLives. As a result, even if an admin sets a short RESET_PASSWORD_CODE_LIVES (e.g., 10 minutes), reset tokens remain valid for the full activation lifetime (e.g., 180 min...

CVE-2026-52808

Gogs is an open source self-hosted Git service. Prior to 0.14.3, three API endpoints — PATCH /api/v1/repos/:owner/:repo/issue-tracker, PATCH /api/v1/repos/:owner/:repo/wiki, and POST /api/v1/repos/:owner/:repo/mirror-sync — are gated by reqRepoWriter rather than reqRepoAdmin. The equivalent...

CVE-2026-52808 Gogs: Write-level collaborators can mutate admin-only repository settings via API

Gogs is an open source self-hosted Git service. Prior to 0.14.3, three API endpoints — PATCH /api/v1/repos/:owner/:repo/issue-tracker, PATCH /api/v1/repos/:owner/:repo/wiki, and POST /api/v1/repos/:owner/:repo/mirror-sync — are gated by reqRepoWriter rather than reqRepoAdmin. The equivalent...

EUVD-2026-39077

Gogs is an open source self-hosted Git service. Prior to 0.14.3, three API endpoints — PATCH /api/v1/repos/:owner/:repo/issue-tracker, PATCH /api/v1/repos/:owner/:repo/wiki, and POST /api/v1/repos/:owner/:repo/mirror-sync — are gated by reqRepoWriter rather than reqRepoAdmin. The equivalent...

CVE-2026-52808 Gogs: Write-level collaborators can mutate admin-only repository settings via API

Gogs is an open source self-hosted Git service. Prior to 0.14.3, three API endpoints — PATCH /api/v1/repos/:owner/:repo/issue-tracker, PATCH /api/v1/repos/:owner/:repo/wiki, and POST /api/v1/repos/:owner/:repo/mirror-sync — are gated by reqRepoWriter rather than reqRepoAdmin. The equivalent...

CVE-2026-52808 Gogs: Write-level collaborators can mutate admin-only repository settings via API

Gogs is an open source self-hosted Git service. Prior to 0.14.3, three API endpoints — PATCH /api/v1/repos/:owner/:repo/issue-tracker, PATCH /api/v1/repos/:owner/:repo/wiki, and POST /api/v1/repos/:owner/:repo/mirror-sync — are gated by reqRepoWriter rather than reqRepoAdmin. The equivalent...

CVE-2026-52808

Summary : Gogs exposes an authorization flaw where three admin-equivalent API endpoints (PATCH /api/v1/repos/:owner/:repo/issue-tracker, PATCH /api/v1/repos/:owner/:repo/wiki, POST /api/v1/repos/:owner/:repo/mirror-sync) are protected by write-level middleware (reqRepoWriter) instead of admin-lev...

CVE-2026-52816

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the Jupyter Notebook ipynb sanitizer endpoint at POST /-/api/sanitizeipynb allows arbitrary data: URIs without proper restrictions, potentially leading to Cross-Site Scripting XSS. The endpoint uses bluemonday.UGCPolicy with...

CVE-2026-52816 Gogs: Unauthenticated Jupyter Notebook (ipynb) Sanitizer allows arbitrary data: URIs leading to XSS

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the Jupyter Notebook ipynb sanitizer endpoint at POST /-/api/sanitizeipynb allows arbitrary data: URIs without proper restrictions, potentially leading to Cross-Site Scripting XSS. The endpoint uses bluemonday.UGCPolicy with...

CVE-2026-52816 Gogs: Unauthenticated Jupyter Notebook (ipynb) Sanitizer allows arbitrary data: URIs leading to XSS

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the Jupyter Notebook ipynb sanitizer endpoint at POST /-/api/sanitizeipynb allows arbitrary data: URIs without proper restrictions, potentially leading to Cross-Site Scripting XSS. The endpoint uses bluemonday.UGCPolicy with...

EUVD-2026-39076

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the Jupyter Notebook ipynb sanitizer endpoint at POST /-/api/sanitizeipynb allows arbitrary data: URIs without proper restrictions, potentially leading to Cross-Site Scripting XSS. The endpoint uses bluemonday.UGCPolicy with...

CVE-2026-52816 Gogs: Unauthenticated Jupyter Notebook (ipynb) Sanitizer allows arbitrary data: URIs leading to XSS

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the Jupyter Notebook ipynb sanitizer endpoint at POST /-/api/sanitizeipynb allows arbitrary data: URIs without proper restrictions, potentially leading to Cross-Site Scripting XSS. The endpoint uses bluemonday.UGCPolicy with...

CVE-2026-52816

Gogs exposes an unauthenticated REST endpoint POST /-/api/sanitize_ipynb that uses bluemonday.UGCPolicy with AllowURLSchemes("data"), allowing all data: URIs (including data:text/html). This enables a registered user to craft payloads that survive sanitization and execute XSS when rendered in oth...

CVE-2026-52807 Gogs: DOM-based XSS via Milestone Name on New Issue Page

Gogs is an open source self-hosted Git service. Prior to 0.14.3, in newform.tmpl, milestone names are rendered with Go's default auto-escaping .Name, which converts to etc. This prevents direct HTML injection. However, when the browser renders the DOM, the text content of the element contains the...

CVE-2026-52807 Gogs: DOM-based XSS via Milestone Name on New Issue Page

Gogs is an open source self-hosted Git service. Prior to 0.14.3, in newform.tmpl, milestone names are rendered with Go's default auto-escaping .Name, which converts to etc. This prevents direct HTML injection. However, when the browser renders the DOM, the text content of the element contains the...

CVE-2026-52807

Summary (supported by provided docs): Gogs is affected by a DOM-based XSS in the New Issue page when a milestone name contains HTML/JS payloads. The root cause involves client-side rendering: milestone names are rendered with Go’s escaping in new_form.tmpl, but Semantic UI 2.4.2 uses preserveHTML...

CVE-2026-52807

Gogs is an open source self-hosted Git service. Prior to 0.14.3, in newform.tmpl, milestone names are rendered with Go's default auto-escaping .Name, which converts to etc. This prevents direct HTML injection. However, when the browser renders the DOM, the text content of the element contains the...

CVE-2026-52807 Gogs: DOM-based XSS via Milestone Name on New Issue Page

Gogs is an open source self-hosted Git service. Prior to 0.14.3, in newform.tmpl, milestone names are rendered with Go's default auto-escaping .Name, which converts to etc. This prevents direct HTML injection. However, when the browser renders the DOM, the text content of the element contains the...