CVE-2026-43514

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CVSS v3.1

3.7

EPSS

0.35%

Published

May 12, 2026

Modified

May 14, 2026

Public PoC / Exploit

All weaponized →

No public PoC or exploit code indexed for this CVE.

Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

Description

Observable Timing Discrepancy vulnerability when comparing AJP secret in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Older unsupported versions may also be affected. Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Weaknesses (CWE)

CWE-208

Affected Products (5)

apache · tomcatvulnerable

apache · tomcat (up to 9.0.118)vulnerable

apache · tomcat (up to 10.1.55)vulnerable

apache · tomcat (up to 11.0.22)vulnerable

References (2)

https://lists.apache.org/thread/2k654v5cq123npfsd1b2kk1y30owqb1m

Mailing ListVendor Advisory

http://www.openwall.com/lists/oss-security/2026/05/12/10

Mailing ListThird Party Advisory

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