{"id":"CVE-2026-77093","title":"CvFWD contained an integer overflow affecting service availability","summary":"CvFWD contained an integer overflow affecting service availability.  Software customers upgrade to resolved maintenance release. Update all Commvault installations, including CommServe, Webserver, Command Center, MediaAgents, Clients and…","severity":"high","cwe":["CWE-190"],"published":"2026-10-13","updated":"2026-10-14","sourceUpdated":"2026-10-14T19:17:20.763","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-77093","references":[{"url":"https://documentation.commvault.com/securityadvisories/CV_2026_10_2.html","label":"050066fd-a2f9-4f32-ab5d-4c53f48bc333"}],"tags":["nvd","cve.org"],"epss":0.00226,"epssPercentile":0.13179,"ingestedAt":"2026-10-13T15:33:40.081Z","vendor":"Commvault","product":"Commvault Cloud","affected":["cloud >= 11.46.0 <= 11.46.29","cloud >= 11.44.0 <= 11.44.24","cloud >= 11.40.0 <= 11.40.77","cloud >= 11.36.0 <= 11.36.126"],"cvss":7.1,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-14T18:54:10.202546Z"},"cvssSource":"cna","slug":"CVE-2026-77093","body":"## Overview\n\nCvFWD contained an integer overflow affecting service availability.  Software customers upgrade to resolved maintenance release. Update all Commvault installations, including CommServe, Webserver, Command Center, MediaAgents, Clients and HyperScale\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":39.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":221850,"id":"CVE-2026-77093","ts":1792035859355,"field":"cvss","old":null,"new":"7.1"},{"seq":221849,"id":"CVE-2026-77093","ts":1792035859355,"field":"severity","old":"none","new":"high"}]}