{"id":"CVE-2020-17530","aliases":["GHSA-jc35-q369-45pv"],"url":"https://o3.security/vulnerability/CVE-2020-17530","summary":"Remote code execution in Apache Struts","details":"Forced OGNL evaluation, when evaluated on raw user input in tag attributes, may lead to remote code execution. Affected software : Apache Struts 2.0.0 - Struts 2.5.25.","published":"2020-12-11T02:15:10.883Z","modified":"2026-07-08T05:49:55.018609594Z","cvss":{"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"},"epss":{"score":0.95931,"percentile":0.9987,"asOf":"2026-09-08"},"cisaKev":null,"exploitsKnown":14,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.struts:struts2-core","fixedVersion":"2.5.26"}],"fix":null,"references":[{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-17530"},{"type":"ADVISORY","url":"http://jvn.jp/en/jp/JVN43969166/index.html"},{"type":"ADVISORY","url":"http://packetstormsecurity.com/files/160721/Apache-Struts-2-Forced-Multi-OGNL-Evaluation.html"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2022/04/12/6"},{"type":"ADVISORY","url":"https://cwiki.apache.org/confluence/display/WW/S2-061"},{"type":"ADVISORY","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"type":"FIX","url":"https://security.netapp.com/advisory/ntap-20210115-0005/"},{"type":"FIX","url":"https://www.oracle.com//security-alerts/cpujul2021.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuApr2021.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujan2021.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujan2022.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuoct2021.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T05:49:55.018609594Z"}}