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High 8.7Published Sep 8, 2026
CVE-2026-77103CommServe Information Disclosure
Updated under an hour ago ()
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It affects Commvault Cloud and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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CommServe contained an authentication bypass issue affecting access authorization and information disclosure. Software customers upgrade to resolved maintenance release. Update CommServe.
- CVSS
- 8.7 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-288
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Commvault
- NVD analysis
- Analyzed
- Record last updated
- Sep 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Commvault Commvault Cloud commvault:cloud (from the name) | from 11.46.0 through 11.46.19; fixed at 11.46.20; from 11.44.0 through 11.44.19; fixed at 11.44.20; from 11.40.0 through 11.40.71; fixed at 11.40.72; from 11.36.0 through 11.36.122; fixed at 11.36.123 | CNA record |
commvault commvault commvault:commvault | from 11.36.0 before 11.36.123; from 11.40.0 before 11.40.72; from 11.44.0 before 11.44.20; from 11.46.0 before 11.46.20 | NVD |
References
- https://documentation.commvault.com/securityadvisories/CV_2026_08_5.htmlvendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.