{"cve":"CVE-2020-1961","nvd":{"published":"2020-05-04T13:15:14.033","modified":"2026-06-17T03:02:43.860","status":"Modified","description":"Vulnerability to Server-Side Template Injection on Mail templates for Apache Syncope 2.0.X releases prior to 2.0.15, 2.1.X releases prior to 2.1.6, enabling attackers to inject arbitrary JEXL expressions, leading to Remote Code Execution (RCE) was discovered.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-74"],"references":["http://syncope.apache.org/security","http://syncope.apache.org/security"],"products":["apache:syncope"],"source":"nvd","synced_at":"2026-10-19T21:04:18.695612450+00:00"},"epss":{"cve":"CVE-2020-1961","score":0.048,"percentile":0.91947,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-4w4p-xwrr-9crh","url":"https://osv.dev/vulnerability/GHSA-4w4p-xwrr-9crh","summary":"Injection in Apache Syncope","modified":"2023-11-08T04:02:47.430124Z","packages":[{"ecosystem":"Maven","name":"org.apache.syncope:syncope-core","purl":"pkg:maven/org.apache.syncope/syncope-core","ranges":[">=2.0.0 <2.0.15"],"fixed":["2.0.15"]},{"ecosystem":"Maven","name":"org.apache.syncope:syncope-core","purl":"pkg:maven/org.apache.syncope/syncope-core","ranges":[">=2.1.0 <2.1.6"],"fixed":["2.1.6"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}