Critical [CVE-2026-13738] Improper Authorization Validation
This critical-severity Commvault advisory covers CVE-2026-13738 affecting Commvault Cloud.
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Summary
CommServe contained an authorization bypass vulnerability affecting a limited set of command execution operations. Software customer upgrade to resolved maintenance release.CVSS score: 9.2 Commvault Software To view version support lifecyle, see Commvault software releases, release types, and release tracks.
Versions not listed are out of support or unaffected.
Product Platforms Affected Versions Resolved Version Status Commvault Linux, Windows 11.46.0 - 11.46.9 11.46.10 and above Resolved Commvault Linux, Windows 11.44.0 - 11.44.10 11.44.11 and above Resolved Commvault Linux, Windows 11.40.0 - 11.40.62 11.40.63 and above Resolved Commvault Linux, Windows 11.36.0 - 11.36.113 11.36.114 and above Resolved
Affected product named by the advisory: Commvault Cloud.
- Affected Versions
- 11.46.0 - 11.46.9
- 11.44.0 - 11.44.10
- 11.40.0 - 11.40.62
- 11.36.0 - 11.36.113
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
- 11.46.10
- 11.44.11
- 11.40.63
- 11.36.114
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
Mitigation checklist
- Install the listed maintenance release (or a more recent one) for your feature release: 11.46.10, 11.44.11, 11.40.63, 11.36.114.
Official advisory · high-confidence parse· fetched 1 hour ago·verify at source
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