CVE-2026-34486

HIGHCVSS 7.5Known Exploited

CISA Known Exploited Vulnerability

https://lists.apache.org/thread/9510k5p5zdvt9pkkgtyp85mvwxo2qrly ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-34486

Remediation deadline: August 7, 2026

Description

Apache Tomcat contains a missing encryption of sensitive data vulnerability that allows the bypass of the EncryptInterceptor. This vulnerability can be chained with CVE‑2025‑24813.

Timeline

Published:April 9th, 2026 8:16 PM

Last modified:August 10th, 2026 1:19 PM

Added to KEV:August 4th, 2026

CVSS Scoring

CVSS v3: 7.5 (HIGH)

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

Affected Software

From NVD CPE configuration data

Vendors

apacheredhat

Products

tomcatjboss_web_serverenterprise_linuxenterprise_linux_elsenterprise_linux_eusenterprise_linux_tusenterprise_linux_update_services_for_sap_solutions