OPENSUSE-SU-2026:20611-1: tomcat security update

OPENSUSE-SU-2026:20611-1, released April 22, 2026, fixes 10 CVEs in tomcat (version 9.0.117-160000.1.1). One of them is being exploited (CVE-2026-34486); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV

CVEs closed

1 rated Critical

Exploited

CVE-2026-34486

Highest CVSS

9.1

Base score, 0 to 10

Highest EPSS

0.9850

99th percentile

Priority of the 10 CVEs

Patch now 1
                                Urgent 1
                                High 8
                                Routine 0

Fixed package versions

Product	Release	Fixed in
tomcat	opensuse-leap 16.0	9.0.117-160000.1.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Patch now	CVE-2026-34486	tomcat: CVE-2026-29146, Fix for allowed bypass of EncryptInterceptor (bsc#1261854).	7.5	0.9850	KEVExploited
Urgent	CVE-2025-66614	tomcat: CVE-2026-32990: The fix for was incomplete, so this CVE completes it (bsc#1258371).	9.1	0.0029	None reported
High	CVE-2026-29146	tomcat: CVE-2026-34486: Fix for allowed bypass of EncryptInterceptor (bsc#1261854).	7.5	0.0885	None reported
High	CVE-2026-29145	tomcat: OCSP checks sometimes soft-fail even when soft-fail is disabled (bsc#1261853).	9.1	0.0073	None reported
High	CVE-2026-24880	tomcat: Request smuggling via invalid chunk extension (bsc#1261850).	7.5	0.0071	None reported
High	CVE-2026-25854	tomcat: Occasionally open redirect (bsc#1261851).	7.4	0.0058	None reported
High	CVE-2026-34483	tomcat: Incomplete escaping of JSON access logs (bsc#1261855).	7.5	0.0047	None reported
High	CVE-2026-34500	tomcat: OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled (bsc#1261857).	7.4	0.0046	None reported
High	CVE-2026-34487	tomcat: Cloud membership for clustering component exposed the Kubernetes bearer token (bsc#1261856).	7.5	0.0046	None reported
High	CVE-2026-29129	tomcat: TLS cipher order is not preserved (bsc#1261852).	7.5	0.0026	None reported

Also fixes CVE-2026-34486

ALSA-2026:36790
tomcat9, tomcat9-admin-webapps, tomcat9-docs-webapp and 5 more on almalinux 10
SUSE-SU-2026:1604-1
tomcat on sles 15.6, sles 15.7
SUSE-SU-2026:1603-1
tomcat10 on sles 15.6, sles 15.7
SUSE-SU-2026:1558-1
tomcat11 on sles 15.6, sles 15.7
RHSA-2026:39188
jws7-tomcat on RHEL 10
OPENSUSE-SU-2026:20612-1
tomcat10 on opensuse-leap 16.0
OPENSUSE-SU-2026:20595-1
tomcat11 on opensuse-leap 16.0
ELSA-2026-36788
tomcat, tomcat-admin-webapps, tomcat-docs-webapp and 5 more on ol 10

Vendor advisory

https://osv.dev/vulnerability/openSUSE-SU-2026:20611-1

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