{"id":"CVE-2026-77093","aliases":["EUVD-2026-98757","GHSA-fr5f-qvc7-98xj"],"status":"published","title":"CvFWD Denial of Service","description":"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 HyperScale","severity":{"version":"4.0","score":7.1,"vector":"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","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00226,"percentile":0.13333,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190"],"published":"2026-10-13T14:26:59Z","modified":"2026-10-14T21:33:17Z","products":[{"vendor":"commvault","product":"commvault cloud"}],"references":[{"url":"https://documentation.commvault.com/securityadvisories/CV_2026_10_2.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77093"},{"url":"https://github.com/advisories/GHSA-fr5f-qvc7-98xj"}],"sources":{"cve":[{"id":"CVE-2026-77093","title":"CvFWD Denial of Service","description":"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 HyperScale","status":"published","published":"2026-10-13T14:26:59.902Z","modified":"2026-10-14T18:54:26.527Z","cvss":[{"version":"4.0","score":7.1,"vector":"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","level":"high","assessor":"cna"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:20:16.072351Z"}],"euvd":[{"id":"EUVD-2026-98757","description":"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 HyperScale","status":"published","published":"2026-10-13T14:26:59Z","modified":"2026-10-14T18:54:26Z","cvss":[{"version":"4.0","score":7.1,"vector":"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","level":"high"}],"updated_at":"2026-11-02T17:27:13.272666Z"}],"ghsa":[{"id":"GHSA-fr5f-qvc7-98xj","title":"CvFWD contained an integer overflow affecting service availability.  Software customers upgrade...","description":"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 HyperScale","status":"published","published":"2026-10-13T15:32:27Z","modified":"2026-10-14T21:33:17Z","cvss":[{"version":"4.0","score":7.1,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T15:13:29.286626Z"}],"nvd":[{"id":"CVE-2026-77093","description":"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 HyperScale","status":"published","published":"2026-10-13T15:17:49.017Z","modified":"2026-10-14T19:17:20.763Z","cvss":[{"version":"4.0","score":7.1,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:12:57.132005Z"}]}}