{"version":"https://jsonfeed.org/version/1.1","title":"Patchfirst: Commvault vulnerabilities","home_page_url":"https://patchfirst.co/vendor/commvault/","feed_url":"https://patchfirst.co/feed/vendor/commvault.json","description":"New and newly exploited Commvault CVEs, with CISA KEV, EPSS and ATT&CK context. Newest 50 by publication or KEV listing.","language":"en-GB","items":[{"id":"CVE-2026-77099","url":"https://patchfirst.co/cve/CVE-2026-77099/","title":"CVE-2026-77099: CVFS contained an input validation issue affecting command execution","content_text":"Commvault · Commvault Cloud. Not in CISA KEV. EPSS 0.4% (higher than 32.9% of CVEs). CVSS 9.3 CRITICAL. Priority 15.3 of 100.","summary":"CVFS contained an input validation issue affecting command execution","date_published":"2026-10-13T00:00:00.000Z","date_modified":"2026-10-14T16:04:11.000Z","tags":[],"_patchfirst":{"reason":"published","priority":15.3,"kev":null,"epss":{"score":0.00388,"percentile":0.32942},"cvss":{"score":9.3,"severity":"CRITICAL","version":"4.0"},"vendor":"Commvault","product":"Commvault Cloud","techniqueIds":[],"reportCount":0,"hasPublicExploit":false,"euvdExploited":false}},{"id":"CVE-2025-57788","url":"https://patchfirst.co/cve/CVE-2025-57788/","title":"CVE-2025-57788: Unauthorized API Access Risk","content_text":"Commvault · CommCell. Not in CISA KEV. EPSS 7.8% (higher than 94.6% of CVEs). CVSS 6.9 MEDIUM. Public exploit code exists. Priority 63.8 of 100.","summary":"Unauthorized API Access Risk","date_published":"2025-08-20T00:00:00.000Z","date_modified":"2025-09-11T14:02:30.000Z","tags":["public-exploit"],"_patchfirst":{"reason":"published","priority":63.8,"kev":null,"epss":{"score":0.07762,"percentile":0.94632},"cvss":{"score":6.9,"severity":"MEDIUM","version":"4.0"},"vendor":"Commvault","product":"CommCell","techniqueIds":[],"reportCount":0,"hasPublicExploit":true,"euvdExploited":false}},{"id":"CVE-2025-34028#kev","url":"https://patchfirst.co/cve/CVE-2025-34028/","title":"[KEV] CVE-2025-34028: Commvault Command Center Path Traversal Vulnerability","content_text":"Commvault · Command Center. In CISA KEV since 2025-05-02. ENISA EUVD lists it as exploited. EPSS 97.6% (higher than 99.9% of CVEs). CVSS 10.0 CRITICAL. Public exploit code exists. ATT&CK: T1190 Exploit Public-Facing Application; T1059.007 JavaScript. Priority 70.0 of 100.","summary":"Commvault Command Center Path Traversal Vulnerability","date_published":"2025-05-02T00:00:00.000Z","date_modified":"2026-06-17T09:13:20.000Z","tags":["kev","public-exploit","T1190","T1059.007"],"_patchfirst":{"reason":"kev","priority":70,"kev":{"dateAdded":"2025-05-02","ransomware":false},"epss":{"score":0.97604,"percentile":0.99902},"cvss":{"score":10,"severity":"CRITICAL","version":"3.1"},"vendor":"Commvault","product":"Command Center","techniqueIds":["T1190","T1059.007"],"reportCount":0,"hasPublicExploit":true,"euvdExploited":true}},{"id":"CVE-2025-3928#kev","url":"https://patchfirst.co/cve/CVE-2025-3928/","title":"[KEV] CVE-2025-3928: Commvault Web Server Unspecified Vulnerability","content_text":"Commvault · Web Server. In CISA KEV since 2025-04-28. ENISA EUVD lists it as exploited. EPSS 2.5% (higher than 84.9% of CVEs). CVSS 8.8 HIGH. ATT&CK: T1059 Command and Scripting Interpreter; T1505.003 Web Shell. Priority 61.1 of 100.","summary":"Commvault Web Server Unspecified Vulnerability","date_published":"2025-04-28T00:00:00.000Z","date_modified":"2026-10-08T12:54:32.000Z","tags":["kev","T1059","T1505.003"],"_patchfirst":{"reason":"kev","priority":61.1,"kev":{"dateAdded":"2025-04-28","ransomware":false},"epss":{"score":0.02527,"percentile":0.84871},"cvss":{"score":8.8,"severity":"HIGH","version":"3.1"},"vendor":"Commvault","product":"Web Server","techniqueIds":["T1059","T1505.003"],"reportCount":0,"hasPublicExploit":false,"euvdExploited":true}},{"id":"CVE-2021-34993","url":"https://patchfirst.co/cve/CVE-2021-34993/","title":"CVE-2021-34993: This vulnerability allows remote attackers to bypass authentication on affected installations of Commvault CommCell…","content_text":"Commvault · CommCell. Not in CISA KEV. EPSS 5.4% (higher than 92.7% of CVEs). CVSS 9.8 CRITICAL. Priority 60.4 of 100.","summary":"This vulnerability allows remote attackers to bypass authentication on affected installations of Commvault CommCell…","date_published":"2022-01-13T00:00:00.000Z","date_modified":"2024-08-04T00:26:55.000Z","tags":[],"_patchfirst":{"reason":"published","priority":60.4,"kev":null,"epss":{"score":0.05424,"percentile":0.92696},"cvss":{"score":9.8,"severity":"CRITICAL","version":"3.0"},"vendor":"Commvault","product":"CommCell","techniqueIds":[],"reportCount":0,"hasPublicExploit":false,"euvdExploited":false}},{"id":"CVE-2021-34996","url":"https://patchfirst.co/cve/CVE-2021-34996/","title":"CVE-2021-34996: This vulnerability allows remote attackers to execute arbitrary code on affected installations of Commvault CommCell…","content_text":"Commvault · CommCell. Not in CISA KEV. EPSS 82.3% (higher than 99.66% of CVEs). CVSS 8.8 HIGH. Priority 26.1 of 100.","summary":"This vulnerability allows remote attackers to execute arbitrary code on affected installations of Commvault CommCell…","date_published":"2022-01-13T00:00:00.000Z","date_modified":"2024-08-04T00:26:55.000Z","tags":[],"_patchfirst":{"reason":"published","priority":26.1,"kev":null,"epss":{"score":0.82258,"percentile":0.99657},"cvss":{"score":8.8,"severity":"HIGH","version":"3.0"},"vendor":"Commvault","product":"CommCell","techniqueIds":[],"reportCount":0,"hasPublicExploit":false,"euvdExploited":false}},{"id":"CVE-2021-34995","url":"https://patchfirst.co/cve/CVE-2021-34995/","title":"CVE-2021-34995: This vulnerability allows remote attackers to execute arbitrary code on affected installations of Commvault CommCell…","content_text":"Commvault · CommCell. Not in CISA KEV. EPSS 68.9% (higher than 99.35% of CVEs). CVSS 8.8 HIGH. Priority 26.0 of 100.","summary":"This vulnerability allows remote attackers to execute arbitrary code on affected installations of Commvault CommCell…","date_published":"2022-01-13T00:00:00.000Z","date_modified":"2024-08-04T00:26:55.000Z","tags":[],"_patchfirst":{"reason":"published","priority":26,"kev":null,"epss":{"score":0.68864,"percentile":0.99346},"cvss":{"score":8.8,"severity":"HIGH","version":"3.0"},"vendor":"Commvault","product":"CommCell","techniqueIds":[],"reportCount":0,"hasPublicExploit":false,"euvdExploited":false}}]}