Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2018-11784

CVE-2018-11784MEDIUM

Apache Software Foundation Apache Tomcat — When the default servlet in Apache Tomcat versions 9.0.0.M1 to 9.0.11, 8.5.0 to 8.5.33 and 7.0.23 to 7.0.90 returned a redirect to a dire…

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   R  U  N  L  N    4.3   .9768   99.9     —

AFFECTED
  Product        Versions              Fixed
  Apache Tomcat  9.0.0.M1 to 9.0.11 –  —

TIMELINE
  Jun 5   Reserved by apache
  Oct 4   Published (CNA: apache)
  Oct 15  ENRICHED — CVE-2018-11784 (Apache Software Foundation Apache Tomcat). Received CVSS 4.3 and CPE data from NVD.

CWE-601 · CNA: apache · CVSS v3.0 · 39 references · NVD status: Modified

Description

When the default servlet in Apache Tomcat versions 9.0.0.M1 to 9.0.11, 8.5.0 to 8.5.33 and 7.0.23 to 7.0.90 returned a redirect to a directory (e.g. redirecting to '/foo/' when the user requested '/foo') a specially crafted URL could be used to cause the redirect to be generated to any URI of the attackers choice.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
June 5, 2018	Reserved	Reserved by apache
October 4, 2018	Published	Published (CNA: apache)
October 15, 2026	ENRICHED	ENRICHED — CVE-2018-11784 (Apache Software Foundation Apache Tomcat). Received CVSS 4.3 and CPE data from NVD.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Apache Software Foundation	Apache Tomcat	—	9.0.0.M1 to 9.0.11	—

Weaknesses

CWE-601

References (39)

Authoritative record: CVE-2018-11784 at cve.org

Vendors: apache

Weaknesses: CWE-601

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2018-11784 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 Monday, October 19, 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.