Red Hat Security Advisory

RHSA-2026:22958

Red Hat Web Terminal Operator 1.12.1 release.

Released 2026-06-03 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat Web Terminal 1.12 registry.redhat.io/web-terminal/web-terminal-exec-rhel9

Fixes 2 records

TI-2026-26182 CVE-2026-33810 · GHSA-fv83-x2xw-2j55

Case-sensitive excludedSubtrees name constraints cause Auth Bypass in crypto/x509

MEDIUM 42

When verifying a certificate chain containing excluded DNS constraints, these constraints are not correctly applied to wildcard DNS SANs which use a different case than the constraint.

CVSS 3.1HIGH 8.2 Network No auth No interaction EPSS 0.00346 Published 2026-04-08 Partial fix · 1.26.2 CWE-295

TI-2026-24809 CVE-2026-32280 · GHSA-m4pr-4j3g-9v7v

Unexpected work during chain building in crypto/x509

MEDIUM 40

During chain building, the amount of work that is done is not correctly limited when a large number of intermediate certificates are passed in VerifyOptions.Intermediates, which can lead to a denial of service.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00626 Published 2026-04-08 Partial fix · 1.25.9, 1.26.2 CWE-770