CVE-2026-77987

A server-side request forgery SSRF vulnerability was identified in the notebook viewer of GitHub Enterprise Server. The notebook viewer validated the scheme and host of a user-supplied URL but did not validate the port, allowing requests to be directed to internal services listening on other port...

EUVD-2026-84872

A server-side request forgery SSRF vulnerability was identified in the notebook viewer of GitHub Enterprise Server. The notebook viewer validated the scheme and host of a user-supplied URL but did not validate the port, allowing requests to be directed to internal services listening on other port...

CVE-2026-77987 GitHub Enterprise Server notebook viewer vulnerable to Server-side request forgery

A server-side request forgery SSRF vulnerability was identified in the notebook viewer of GitHub Enterprise Server. The notebook viewer validated the scheme and host of a user-supplied URL but did not validate the port, allowing requests to be directed to internal services listening on other port...

CVE-2026-77987 GitHub Enterprise Server notebook viewer vulnerable to Server-side request forgery

A server-side request forgery SSRF vulnerability was identified in the notebook viewer of GitHub Enterprise Server. The notebook viewer validated the scheme and host of a user-supplied URL but did not validate the port, allowing requests to be directed to internal services listening on other port...

CVE-2026-77987

A server-side request forgery (SSRF) vulnerability exists in the notebook viewer of GitHub Enterprise Server (versions 3.17 through 3.22). The root cause is the failure to validate the port of user-supplied URLs, despite validating the scheme and host. This allows requests to internal services on...

Home Assistant: mDNS Server-Side Request Forgery

Summary Home Assistant Green is vulnerable to a Server-Side Request Forgery SSRF via the mDNS/Zeroconf IPP integration. An unauthenticated attacker on the local network can send a crafted mDNS response to trick Home Assistant into making HTTP requests to arbitrary hosts, including internal servic...

Cloudreve: SSRF guard bypass: checkIP does not decode IPv6-transition wrappers (NAT64, IPv4-compatible, 6to4) reaching internal and cloud-metadata addresses

Summary Cloudreve's server-side request forgery guard ValidateExternalURL pkg/request/ssrf.go resolves a user-supplied URL host and rejects it when any resolved IP is a loopback, private, link-local, multicast, unspecified, CGNAT, or the cloud-metadata address. The classification is performed by...

GHSA-JVH5-97XG-V99F Cloudreve: SSRF guard bypass: checkIP does not decode IPv6-transition wrappers (NAT64, IPv4-compatible, 6to4) reaching internal and cloud-metadata addresses

Summary Cloudreve's server-side request forgery guard ValidateExternalURL pkg/request/ssrf.go resolves a user-supplied URL host and rejects it when any resolved IP is a loopback, private, link-local, multicast, unspecified, CGNAT, or the cloud-metadata address. The classification is performed by...

GHSA-VV3M-F8X4-7377 lightrag-hku: SSRF via IPv6-transition address bypass (NAT64, IPv4-compatible, 6to4) of the native-markdown image-download guard

Summary LightRAG's native markdown parser downloads external images referenced by an uploaded markdown or textpack document. The only SSRF guard, validatedaddresses in lightrag/parser/markdown/parser.py, resolves the image host and rejects it when the resolved IP is not isglobal. That check is...

lightrag-hku: SSRF via IPv6-transition address bypass (NAT64, IPv4-compatible, 6to4) of the native-markdown image-download guard

Summary LightRAG's native markdown parser downloads external images referenced by an uploaded markdown or textpack document. The only SSRF guard, validatedaddresses in lightrag/parser/markdown/parser.py, resolves the image host and rejects it when the resolved IP is not isglobal. That check is...

MCP Atlassian: Incomplete fix for GHSA-7r34-79r5-rcc9: redirect-based SSRF via unhooked requests session in Jira user-permission lookup

Summary The fix for the SSRF vulnerability tracked as GHSA-7r34-79r5-rcc9 / CVE-2026-27826 is incomplete. That fix added two defenses: validateurlforssrf on the per-request X-Atlassian-Jira-Url / X-Atlassian-Confluence-Url headers blocking a directly-internal base URL, and a redirect-validation...

Server-side Request Forgery (SSRF)

Overview mcp-atlassian is a The Model Context Protocol MCP Atlassian integration is an open-source implementation that bridges Atlassian products Jira and Confluence with AI language models following Anthropic's MCP specification. This project enables secure, contextual AI interactions with...

GHSA-V9M3-WFH8-5646 MCP Atlassian: Incomplete fix for GHSA-7r34-79r5-rcc9: redirect-based SSRF via unhooked requests session in Jira user-permission lookup

Summary The fix for the SSRF vulnerability tracked as GHSA-7r34-79r5-rcc9 / CVE-2026-27826 is incomplete. That fix added two defenses: validateurlforssrf on the per-request X-Atlassian-Jira-Url / X-Atlassian-Confluence-Url headers blocking a directly-internal base URL, and a redirect-validation...

Server-side Request Forgery (SSRF)

Overview mcp-atlassian is a The Model Context Protocol MCP Atlassian integration is an open-source implementation that bridges Atlassian products Jira and Confluence with AI language models following Anthropic's MCP specification. This project enables secure, contextual AI interactions with...

MCP Atlassian: SSRF Protection Bypass

Environment - Project: sooperset/mcp-atlassian - Affected function: validateurlforssrf - Affected path: header-based Jira/Confluence URL authentication flow - Tested endpoint: POST /mcp - Tested version: 2.14.5 Description The SSRF protection in validateurlforssrf can be bypassed with a URL...

GHSA-HGCF-4MQ8-5266 MCP Atlassian: SSRF Protection Bypass

Environment - Project: sooperset/mcp-atlassian - Affected function: validateurlforssrf - Affected path: header-based Jira/Confluence URL authentication flow - Tested endpoint: POST /mcp - Tested version: 2.14.5 Description The SSRF protection in validateurlforssrf can be bypassed with a URL...

mcp-atlassian has an incomplete SSRF remediation

Summary The UserTokenMiddleware extracts URLs from X-Atlassian-Jira-Url and X-Atlassian-Confluence-Url HTTP headers and passes them directly to API client constructors without any SSRF validation. Affected Package - Ecosystem: PyPI - Package: mcp-atlassian - Affected versions: all versions before...

GHSA-5WF4-JQXH-8GM3 mcp-atlassian has an incomplete SSRF remediation

Summary The UserTokenMiddleware extracts URLs from X-Atlassian-Jira-Url and X-Atlassian-Confluence-Url HTTP headers and passes them directly to API client constructors without any SSRF validation. Affected Package - Ecosystem: PyPI - Package: mcp-atlassian - Affected versions: all versions before...

Server-side Request Forgery (SSRF)

Overview mcp-atlassian is a The Model Context Protocol MCP Atlassian integration is an open-source implementation that bridges Atlassian products Jira and Confluence with AI language models following Anthropic's MCP specification. This project enables secure, contextual AI interactions with...

Server-side Request Forgery (SSRF)

Overview mcp-atlassian is a The Model Context Protocol MCP Atlassian integration is an open-source implementation that bridges Atlassian products Jira and Confluence with AI language models following Anthropic's MCP specification. This project enables secure, contextual AI interactions with...