CVE-2026-65637

CVE Enrichment

CVSS: 9.8 CRITICAL
EPSS: 0.57%
EPSS Percentile: 46.60%
CISA KEV: Not listed

Description

Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990. This issue affects Apache Tomcat: from 11.0.20 through 11.0.24, from 10.1.53 through 10.1.57, from 9.0.115 through 9.0.120. Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue.

Technical Details

CVSS Version: 3.1
CNA / NVD Source: [email protected]
Published: 26-Aug-2026 05:17
Last Modified: 27-Aug-2026 22:19
EPSS Date: 2026-10-22
CWE: CWE-20

CVSS Vector


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

Affected Products / Versions

apache / tomcat
Version / affected range: * · from (inclusive) 9.0.115 · before (exclusive) 9.0.121
cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
apache / tomcat
Version / affected range: * · from (inclusive) 10.1.53 · before (exclusive) 10.1.58
cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
apache / tomcat
Version / affected range: * · from (inclusive) 11.0.20 · before (exclusive) 11.0.25
cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*

References

[email protected]

Last enrichment sync: 23-Oct-2026 17:16
Sources: NVD · FIRST EPSS · CISA KEV
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Reported Context (1)

CVE-2026-65637, CVE-2026-65182, and CVE-2026-68525 – Apache Tomcat issues listed for Confluence and Crowd. Atlassian October Bulletin Covers 75 Third-Party CVEs Across Its Products

CVE (7)

Vendors (1)

Products (8)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.