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CVE-2026-77268 MCP Atlassian: Insecure File Permissions on OAuth Token Storage

🗓️ 22 Sep 2026 18:44:46Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 16 Views

Local users can read OAuth tokens in MCP Atlassian before 0.22.0 due to insecure permissions.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-77268
22 Sep 202622:35
circl
cve
CVE
CVE-2026-77268
22 Sep 202618:44
cve
euvd
EUVD
EUVD-2026-84757
22 Sep 202618:44
euvd
github
Github Security Blog
MCP Atlassian: Insecure File Permissions on OAuth Token Storage
22 Sep 202620:35
github
nvd
NVD
CVE-2026-77268
22 Sep 202619:16
nvd
osv
OSV
GHSA-4596-2P6P-28CV MCP Atlassian: Insecure File Permissions on OAuth Token Storage
22 Sep 202620:35
osv
[
  {
    "vendor": "sooperset",
    "product": "mcp-atlassian",
    "versions": [
      {
        "version": "< 0.22.0",
        "status": "affected"
      }
    ]
  }
]

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