Reference page — cumulative record through Wednesday, October 7, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
AV AC PR UI S C I A CVSS EPSS %ile KEV N H N N U H H H 8.1 .9999 100.0 YES
AFFECTED Product Versions Fixed Apache Struts 2.3 to 2.3.34 – —
TIMELINE Jun 5 Reserved by apache Aug 22 Published (CNA: apache) Nov 3 Added to CISA KEV, remediation due 2022-05-03
Apache Struts versions 2.3 to 2.3.34 and 2.5 to 2.5.16 suffer from possible Remote Code Execution when alwaysSelectFullNamespace is true (either by user or a plugin like Convention Plugin) and then: results are used with no namespace and in same time, its upper package have no or wildcard namespace and similar to results, same possibility when using url tag which doesn't have value and action set and in same time, its upper package have no or wildcard namespace.
| Date | Event | Detail |
|---|---|---|
| June 5, 2018 | Reserved | Reserved by apache |
| August 22, 2018 | Published | Published (CNA: apache) |
| November 3, 2021 | KEV ADDED | Added to CISA KEV, remediation due 2022-05-03 |
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|---|---|---|---|
| Apache Software Foundation | Apache Struts | — | 2.3 to 2.3.34 | — |
Authoritative record: CVE-2018-11776 at cve.org
Vendors: apache
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2018-11776 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 Wednesday, October 7, 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.
