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-2016-0762

CVE-2016-0762MEDIUM

Apache Software Foundation Apache Tomcat — The Realm implementations in Apache Tomcat versions 9.0.0.M1 to 9.0.0.M9, 8.5.0 to 8.5.4, 8.0.0.RC1 to 8.0.36, 7.0.0 to 7.0.70 and 6.0.0 …

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   H   N   N  U  H  N  N    5.9   .0799   94.7     —

AFFECTED
  Product        Versions                Fixed
  Apache Tomcat  9.0.0.M1 to 9.0.0.M9 –  —

TIMELINE
  Dec 16  Reserved by apache
  Aug 10  Published (CNA: apache)
  Oct 8   ENRICHED — CVE-2016-0762 (Apache Software Foundation Apache Tomcat). Received CVSS 5.9 and CPE data from NVD.

CWE-203 · CNA: apache · CVSS v3.1 · 24 references · NVD status: Modified

Description

The Realm implementations in Apache Tomcat versions 9.0.0.M1 to 9.0.0.M9, 8.5.0 to 8.5.4, 8.0.0.RC1 to 8.0.36, 7.0.0 to 7.0.70 and 6.0.0 to 6.0.45 did not process the supplied password if the supplied user name did not exist. This made a timing attack possible to determine valid user names. Note that the default configuration includes the LockOutRealm which makes exploitation of this vulnerability harder.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
December 16, 2015	Reserved	Reserved by apache
August 10, 2017	Published	Published (CNA: apache)
October 8, 2026	ENRICHED	ENRICHED — CVE-2016-0762 (Apache Software Foundation Apache Tomcat). Received CVSS 5.9 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 9.0.0.M9	—

Weaknesses

CWE-203

References (24)

Authoritative record: CVE-2016-0762 at cve.org

Vendors: apache

Weaknesses: CWE-203

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2016-0762 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.