{"id":"CVE-2020-7796","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-7796","generatedAt":"2026-10-28T04:17:12.073Z","title":"Synacor Zimbra Collaboration Suite (ZCS) Server-Side Request Forgery Vulnerability","description":"Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 7 allows SSRF when WebEx zimlet is installed and zimlet JSP is enabled.","published":"2020-02-18T22:15:10.000Z","lastModified":"2026-06-17T03:25:28.000Z","status":"Analyzed","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-918"],"affected":["synacor/zimbra collaboration suite"],"epss":{"score":0.93592,"percentile":0.99841,"date":"2026-10-27","history":[{"date":"2026-10-25","score":0.93592,"percentile":0.9984}]},"kev":{"listed":true,"dateAdded":"2026-02-17","dueDate":"2026-03-10","knownRansomwareCampaignUse":"Unknown","notes":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.\nhttps://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P7 ; https://nvd.nist.gov/vuln/detail/CVE-2020-7796"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 10 March 2026). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-10-25T00:00:00.000Z","detail":{"to":0.93592,"from":0.84418,"percentile":0.9984},"summary":"EPSS moved from 84.4% to 93.6% probability of exploitation in the next thirty days."}],"references":[{"url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P7","tags":["Release Notes","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P7","tags":["Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-7796","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-7796","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}