CVE-2026-77267
CVE-2026-77267 · mcp-atlassian has an incomplete SSRF remediation
Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.
MCP Atlassian is a Model Context Protocol (MCP) server for Atlassian products (Confluence and Jira). Prior to 0.22.0, the X-Atlassian-Jira-Url and X-Atlassian-Confluence-Url headers are processed by _process_authentication_headers and used to construct Atlassian fetchers without calling validate_url_for_ssrf. A caller who can set these headers can supply an internal or metadata-service URL and cause the server to send requests to that destination, bypassing the incomplete CVE-2026-27826 remediation. This issue is fixed in version 0.22.0.
CVSS 8.3 · Élevée · EPSS 0,3% · Correctif disponible
- Publication
- Mise à jour
Pile logicielle: python
Produits et versions concernés
mcp-atlassian
- Versions du logiciel
- < 0.22.0: Concernée
Aucun correctif publié
mcp-atlassian PyPI
- Versions du logiciel
- 0.1.1
- 0.1.10
- 0.1.11
- 0.1.12
- 0.1.13
- 0.1.14
- 0.1.15
- 0.1.16
- 0.1.2
- 0.1.3
- 0.1.4
- 0.1.6
- 0.1.7
- 0.1.8
- 0.1.9
- 0.10.0
- 0.10.1
- 0.10.2
- 0.10.3
- 0.10.4
- 0.10.5
- 0.10.6
- 0.11.0
- 0.11.1
- 0.11.10
- 0.11.11
- 0.11.12
- 0.11.2
- 0.11.2a2
- 0.11.3
- 0.11.4
- 0.11.5
- 0.11.6
- 0.11.7
- 0.11.8
- 0.11.9
- 0.12.0
- 0.13.0
- 0.13.1
- 0.14.0
- 0.14.1
- 0.14.2
- 0.14.3
- 0.15.0
- 0.16.0
- 0.16.1
- 0.17.0
- 0.18.0
- 0.18.1
- 0.19.0
- 0.2.0
- 0.2.1
- 0.2.2
- 0.2.3
- 0.2.4
- 0.2.5
- 0.2.6
- 0.20.0
- 0.20.1
- 0.21.0
- 0.21.1
- 0.3.0
- 0.3.1
- 0.4.0
- 0.5.0
- 0.6.0
- 0.6.1
- 0.6.2
- 0.6.3
- 0.6.4
- 0.6.5
- 0.7.0
- 0.7.1
- 0.8.0
- 0.8.1
- 0.8.2
- 0.8.3
- 0.8.4
- 0.9.0
- Plages de versions concernées
- ECOSYSTEM: < 0.22.0
Mettez à jour vers 0.22.0
Sources originales
- https://github.com/sooperset/mcp-atlassian/security/advisories/GHSA-5wf4-jqxh-8gm3
- https://github.com/sooperset/mcp-atlassian/pull/1448
- https://github.com/sooperset/mcp-atlassian/commit/b041733473f95119dd539542a43c280737a8e460
- https://github.com/sooperset/mcp-atlassian/releases/tag/v0.22.0
- https://nvd.nist.gov/vuln/detail/CVE-2026-77267