EUVD-2026-69715

A time-of-check time-of-use race condition vulnerability was identified in GitHub Enterprise Server that allowed remote code execution. Exploitation required an authenticated user with write access to a repository and precise timing of concurrent upload requests. This vulnerability affected all...

CVE-2026-76851

A Server-Side Request Forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed remote code execution on the instance. Insufficient network isolation allowed malicious pre-receive hook code to impersonate an internal service and redirect trusted internal requests to a...

CVE-2026-19118

A time-of-check time-of-use race condition vulnerability was identified in GitHub Enterprise Server that allowed remote code execution. Exploitation required an authenticated user with write access to a repository and precise timing of concurrent upload requests. This vulnerability affected all...

CVE-2026-18730

A server-side request forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed an unauthenticated attacker to cause the Manage API to send crafted outbound requests to an attacker-controlled host. An unauthenticated endpoint parsed an attacker-supplied cluster...

CVE-2026-76851 Server-Side Request Forgery vulnerability in GitHub Enterprise Server allowed remote code execution via network access from pre-receive hooks to internal services

A Server-Side Request Forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed remote code execution on the instance. Insufficient network isolation allowed malicious pre-receive hook code to impersonate an internal service and redirect trusted internal requests to a...

CVE-2026-76851

A Server-Side Request Forgery (SSRF) vulnerability in GitHub Enterprise Server allowed remote code execution on the instance. The root cause was insufficient network isolation that permitted malicious pre-receive hook code to impersonate an internal service and redirect trusted internal requests ...

CVE-2026-76851 Server-Side Request Forgery vulnerability in GitHub Enterprise Server allowed remote code execution via network access from pre-receive hooks to internal services

A Server-Side Request Forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed remote code execution on the instance. Insufficient network isolation allowed malicious pre-receive hook code to impersonate an internal service and redirect trusted internal requests to a...

CVE-2026-19118 Race condition vulnerability was identified in GitHub Enterprise Server that allowed remote code execution

A time-of-check time-of-use race condition vulnerability was identified in GitHub Enterprise Server that allowed remote code execution. Exploitation required an authenticated user with write access to a repository and precise timing of concurrent upload requests. This vulnerability affected all...

CVE-2026-19118 Race condition vulnerability was identified in GitHub Enterprise Server that allowed remote code execution

A time-of-check time-of-use race condition vulnerability was identified in GitHub Enterprise Server that allowed remote code execution. Exploitation required an authenticated user with write access to a repository and precise timing of concurrent upload requests. This vulnerability affected all...

CVE-2026-19118

A time-of-check time-of-use (TOCTOU) race condition in GitHub Enterprise Server enabled remote code execution . Exploitation required an authenticated user with write access to a repository and precise timing of concurrent upload requests . All versions prior to 3.22 were affected; fixes are avai...

CVE-2026-18730

This is a server-side request forgery (SSRF) vulnerability in GitHub Enterprise Server affecting the Manage API . An unauthenticated endpoint parsed an attacker-supplied cluster configuration and issued gateway-to-agent requests whose HMAC authenticated only a timestamp , not the request path or ...

CVE-2026-18730 Server-side request forgery vulnerability in GitHub Enterprise Server Manage API leaked a replayable gateway-agent bearer token

A server-side request forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed an unauthenticated attacker to cause the Manage API to send crafted outbound requests to an attacker-controlled host. An unauthenticated endpoint parsed an attacker-supplied cluster...

CVE-2026-18730 Server-side request forgery vulnerability in GitHub Enterprise Server Manage API leaked a replayable gateway-agent bearer token

A server-side request forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed an unauthenticated attacker to cause the Manage API to send crafted outbound requests to an attacker-controlled host. An unauthenticated endpoint parsed an attacker-supplied cluster...

PT-2026-84532

Name of the Vulnerable Software and Affected Versions GitHub Enterprise Server versions prior to 3.22 Description A Server-Side Request Forgery SSRF issue exists where insufficient network isolation allows malicious pre-receive hook code to impersonate an internal service. This enables the...

PT-2026-84531

Name of the Vulnerable Software and Affected Versions GitHub Enterprise Server versions prior to 3.22 Description A time-of-check time-of-use TOCTOU race condition—a scenario where a system checks the state of a resource before using it, but the state changes between the check and the use—allows...

CVE-2026-76851: Server-Side Request Forgery (SSRF)

A Server-Side Request Forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed remote code execution on the instance. Insufficient network isolation allowed malicious pre-receive hook code to impersonate an internal service and redirect trusted internal requests to a...

CVE-2026-19118: Time-of-check Time-of-use (TOCTOU) Race Condition

A time-of-check time-of-use race condition vulnerability was identified in GitHub Enterprise Server that allowed remote code execution. Exploitation required an authenticated user with write access to a repository and precise timing of concurrent upload requests. This vulnerability affected all...

CVE-2026-18730: Server-Side Request Forgery (SSRF)

A server-side request forgery SSRF vulnerability was identified in GitHub Enterprise Server that allowed an unauthenticated attacker to cause the Manage API to send crafted outbound requests to an attacker-controlled host. An unauthenticated endpoint parsed an attacker-supplied cluster...

PT-2026-84530

Name of the Vulnerable Software and Affected Versions GitHub Enterprise Server versions prior to 3.22 Description A server-side request forgery SSRF issue exists in the Manage API, allowing an unauthenticated attacker to force the server to send crafted outbound requests to a host under their...

CVE-2026-15996

A denial of service vulnerability was identified in GitHub Enterprise Server that allowed an unauthenticated attacker to cause excessive CPU consumption and exhaust the pool of request-handling worker processes by sending a crafted form-encoded HTTP POST request containing deeply nested parameter...