CVE-2026-44429
2 advisories.
Go/github.com/modelcontextprotocol/registry CVE-2026-44429: medium 5.4, EPSS 0.24%
MCP Registry vulnerable to stored XSS in catalogue UI via attribute-quote breakout in publisher-controlled `websiteUrl`
Action: Upgrade github.com/modelcontextprotocol/registry to 1.7.7 or later.
go get github.com/modelcontextprotocol/registry@v1.7.7Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.7.7 | - |
Fixed versions
| 1.7.7 |
Sources
- osv: GHSA-rqv2-m695-f8j4
- https://github.com/modelcontextprotocol/registry/security/advisories/GHSA-rqv2-m695-f8j4
- https://nvd.nist.gov/vuln/detail/CVE-2026-44429
- https://github.com/modelcontextprotocol/registry/pull/1249
- https://github.com/modelcontextprotocol/registry/commit/78b7bbde07948049b916d76b4769faee461ff930
- https://github.com/modelcontextprotocol/registry
- https://github.com/modelcontextprotocol/registry/releases/tag/v1.7.7
CVE-2026-44429 · published · modified · JSON
Go/github.com/modelcontextprotocol/registry CVE-2026-44429: unknown, EPSS 0.24%
MCP Registry vulnerable to stored XSS in catalogue UI via attribute-quote breakout in publisher-controlled `websiteUrl` in github.com/modelcontextprotocol/registry
Action: Upgrade github.com/modelcontextprotocol/registry to 1.7.7 or later.
go get github.com/modelcontextprotocol/registry@v1.7.7Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.7.7 | - |
Fixed versions
| 1.7.7 |
Sources
- osv: GO-2026-5637
- https://github.com/modelcontextprotocol/registry/security/advisories/GHSA-rqv2-m695-f8j4
- https://nvd.nist.gov/vuln/detail/CVE-2026-44429
- https://github.com/modelcontextprotocol/registry/commit/78b7bbde07948049b916d76b4769faee461ff930
- https://github.com/modelcontextprotocol/registry/pull/1249
- https://github.com/modelcontextprotocol/registry/releases/tag/v1.7.7
CVE-2026-44429 · published · modified · JSON