CVE-2026-77102High· 7.5▾ TwilightCommServe contained a heap-based buffer overflow issue affecting service availability. Software customers upgrade to resolved maintenance release. Update CommServe.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 10.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.3%
0.3% → 0.3%
7.5 → 8.7
8.7 → 7.5
7.5 → 8.7
8.7 → 7.5
7.5 → 8.7
8.7 → 7.5
7.5 → 8.7
8.7 → 7.5
7.5 → 8.7
8.7 → 7.5
7.5 → 8.7
8.7 → 7.5
CommServe contained a heap-based buffer overflow issue affecting service availability. Software customers upgrade to resolved maintenance release. Update CommServe.
commvault >= 11.36.0, < 11.36.123commvault >= 11.40.0, < 11.40.72commvault >= 11.44.0, < 11.44.20commvault >= 11.46.0, < 11.46.20Upgrade past the affected range:
commvault 11.46.20Field changes observed since this record was first indexed.
Connected by shared product, vendor, weakness, or advisory.
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CVE-2026-77101High· 7.5CommServe contained a stack-based buffer overflow issue affecting service availability