CVE-2026-77103
highCommServe contained an authentication bypass issue affecting access authorization and information disclosure.
Vendor / product: Commvault — commvault
CommServe contained an authentication bypass issue affecting access authorization and information disclosure. Software customers upgrade to resolved maintenance release. Update CommServe.
CVSS
7.5
7.5 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2026-09-08 13:17
Modified: 2026-09-09 15:56
NVD status: Analyzed
Last synced 1 day ago
Verified against the source API 2026-10-27 06:51 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
commvault / commvault ≥11.36.0 <11.36.123, ≥11.40.0 <11.40.72, ≥11.44.0 <11.44.20, ≥11.46.0 <11.46.20
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
References
- https://documentation.commvault.com/securityadvisories/CV_2026_08_5.html 050066fd-a2f9-4f32-ab5d-4c53f48bc333
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:51 UTC · record ↗