Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2020-17530

CVE-2020-17530CRITICAL

Apache Struts

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   N  U  H  H  H    9.8   .9593   99.9   YES

AFFECTED
  Product        Versions                        Fixed
  Apache Struts  Struts 2.0.0 - Struts 2.5.25 –  —

TIMELINE
  Aug 12  Reserved by apache
  Dec 11  Published (CNA: apache)
  Nov 3   Added to CISA KEV, remediation due 2022-05-03

CWE-917 · CNA: apache · CVSS v3.1 · 12 references · KEV due May 3, 2022

Description

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
August 12, 2020	Reserved	Reserved by apache
December 11, 2020	Published	Published (CNA: apache)
November 3, 2021	KEV ADDED	Added to CISA KEV, remediation due 2022-05-03

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Apache Software Foundation	Apache Struts	—	Struts 2.0.0 - Struts 2.5.25	—

Weaknesses

CWE-917

References (12)

http://jvn.jp/en/jp/JVN43969166/index.html [third-party-advisory, x_refsource_JVN]
http://packetstormsecurity.com/files/160721/Apache-Struts-2-Forced-Multi-OGNL-Evaluation.html [x_refsource_MISC]
http://www.openwall.com/lists/oss-security/2022/04/12/6 [mailing-list, x_refsource_MLIST]
https://cwiki.apache.org/confluence/display/WW/S2-061 [x_refsource_CONFIRM]
https://security.netapp.com/advisory/ntap-20210115-0005/ [x_refsource_CONFIRM]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-17530 [government-resource]
https://www.oracle.com//security-alerts/cpujul2021.html [x_refsource_MISC]
https://www.oracle.com/security-alerts/cpuApr2021.html [x_refsource_MISC]
https://www.oracle.com/security-alerts/cpuapr2022.html [x_refsource_MISC]
https://www.oracle.com/security-alerts/cpujan2021.html [x_refsource_MISC]
https://www.oracle.com/security-alerts/cpujan2022.html [x_refsource_MISC]
https://www.oracle.com/security-alerts/cpuoct2021.html [x_refsource_MISC]

Authoritative record: CVE-2020-17530 at cve.org

Vendors: apache

Weaknesses: CWE-917

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2020-17530 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.