EUVD-2026-39067

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the Gogs built-in Go SSH server is vulnerable to an unauthenticated, asymmetric Denial of Service DoS attack. The application accepts inbound TCP connections and passes them to golang.org/x/crypto/ssh.NewServerConn inside a new...

CVE-2026-52814

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the Gogs built-in Go SSH server is vulnerable to an unauthenticated, asymmetric Denial of Service DoS attack. The application accepts inbound TCP connections and passes them to golang.org/x/crypto/ssh.NewServerConn inside a new...

CVE-2026-52814 Gogs: Unauthenticated Asymmetric Denial of Service (DoS) via SSH Handshake Stall (File Descriptor Exhaustion)

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the Gogs built-in Go SSH server is vulnerable to an unauthenticated, asymmetric Denial of Service DoS attack. The application accepts inbound TCP connections and passes them to golang.org/x/crypto/ssh.NewServerConn inside a new...

CVE-2026-52814 Gogs: Unauthenticated Asymmetric Denial of Service (DoS) via SSH Handshake Stall (File Descriptor Exhaustion)

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the Gogs built-in Go SSH server is vulnerable to an unauthenticated, asymmetric Denial of Service DoS attack. The application accepts inbound TCP connections and passes them to golang.org/x/crypto/ssh.NewServerConn inside a new...

CVE-2026-52814

CVE-2026-52814 affects Gogs’ built-in Go SSH server, where unauthenticated clients can stall the SSH handshake to exhaust file descriptors, spawning unbounded goroutines and causing FD exhaustion that disrupts SSH access. Connected advisories (GHSA-XP79-5MX3-JX52) confirm the vulnerability detail...

EUVD-2026-39066

Gogs is an open source self-hosted Git service. Prior to 0.14.3, although .ipynb previews are sanitized on the server side via /-/api/sanitizeipynb, the inserted content is re-rendered on the client side without sanitization using marked on elements with the .nb-markdown-cell class. During this...

CVE-2026-52798 Gogs: Stored XSS in `.ipynb` Preview

Gogs is an open source self-hosted Git service. Prior to 0.14.3, although .ipynb previews are sanitized on the server side via /-/api/sanitizeipynb, the inserted content is re-rendered on the client side without sanitization using marked on elements with the .nb-markdown-cell class. During this...

CVE-2026-52798

Gogs (self-hosted Git service) is affected by CVE-2026-52798: prior to 0.14.3, .ipynb previews are sanitized server-side, but the client-side re-rendering with marked() on .nb-markdown-cell can regenerate javascript: links, enabling Stored XSS when a victim clicks a crafted link in an attacker-su...

CVE-2026-52798 Gogs: Stored XSS in `.ipynb` Preview

Gogs is an open source self-hosted Git service. Prior to 0.14.3, although .ipynb previews are sanitized on the server side via /-/api/sanitizeipynb, the inserted content is re-rendered on the client side without sanitization using marked on elements with the .nb-markdown-cell class. During this...

CVE-2026-52798 Gogs: Stored XSS in `.ipynb` Preview

Gogs is an open source self-hosted Git service. Prior to 0.14.3, although .ipynb previews are sanitized on the server side via /-/api/sanitizeipynb, the inserted content is re-rendered on the client side without sanitization using marked on elements with the .nb-markdown-cell class. During this...

CVE-2026-52796 Gogs: DoS in rendering issue index pattern

Gogs is an open source self-hosted Git service. Prior to 0.14.3, specially crafted issue index pattern can cause a panic when rendering, resulting in denial of service. In internal/markup/markup.go, RenderIssueIndexPattern renders the issue index pattern to a link using com.Expand, which is not...

EUVD-2026-39065

Gogs is an open source self-hosted Git service. Prior to 0.14.3, specially crafted issue index pattern can cause a panic when rendering, resulting in denial of service. In internal/markup/markup.go, RenderIssueIndexPattern renders the issue index pattern to a link using com.Expand, which is not...

CVE-2026-52796 Gogs: DoS in rendering issue index pattern

Gogs is an open source self-hosted Git service. Prior to 0.14.3, specially crafted issue index pattern can cause a panic when rendering, resulting in denial of service. In internal/markup/markup.go, RenderIssueIndexPattern renders the issue index pattern to a link using com.Expand, which is not...

CVE-2026-52796

Gogs is an open source self-hosted Git service. Prior to 0.14.3, specially crafted issue index pattern can cause a panic when rendering, resulting in denial of service. In internal/markup/markup.go, RenderIssueIndexPattern renders the issue index pattern to a link using com.Expand, which is not...

CVE-2026-52796 Gogs: DoS in rendering issue index pattern

Gogs is an open source self-hosted Git service. Prior to 0.14.3, specially crafted issue index pattern can cause a panic when rendering, resulting in denial of service. In internal/markup/markup.go, RenderIssueIndexPattern renders the issue index pattern to a link using com.Expand, which is not...

CVE-2026-52796

CVE-2026-52796 / GHSA-4J89-2C4F-44C6 : Gogs before 0.14.3 is vulnerable to a DoS caused by a rendering panic in the issue index pattern. The bug arises when rendering the index link in internal/markup/markup.go: com.Expand is fed a pattern containing an opening brace “{” but no matching “}”, lead...

CVE-2026-47267

Gogs webhook deliveries (CVE-2026-47267) enable SSRF via redirects even after the CVE-2022-1285 fix; localCIDR/169.254.169.254 exposure was demonstrated in GHSA advisory. Affected: Gogs before 0.14.3; fix: upgrade to 0.14.3 (or apply redirect-checking mitigation, e.g., Client.CheckRedirect). Impa...

CVE-2026-47267

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the fix for CVE-2022-1285 prevents adding webooks or running webhooks with URLs with a hostname that resolves in localCIDRs. However, webhooks still follow redirects allowing to access hostname inside localCIDRs. This vulnerability ...

CVE-2026-47267 Gogs: SSRF in webhook deliveries

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the fix for CVE-2022-1285 prevents adding webooks or running webhooks with URLs with a hostname that resolves in localCIDRs. However, webhooks still follow redirects allowing to access hostname inside localCIDRs. This vulnerability ...

CVE-2026-47267 Gogs: SSRF in webhook deliveries

Gogs is an open source self-hosted Git service. Prior to 0.14.3, the fix for CVE-2022-1285 prevents adding webooks or running webhooks with URLs with a hostname that resolves in localCIDRs. However, webhooks still follow redirects allowing to access hostname inside localCIDRs. This vulnerability ...