CVE-2026-8763 – Name Constraints bypass via trailing dot in rfc822Name and URI

CVE ID :CVE-2026-8763

Published : Aug. 3, 2026, 1:16 a.m. | 38 minutes ago

Description :In Bouncy Castle for Java before 1.85, Name Constraints bypass via trailing dot in rfc822Name and URI. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bc-fips 1.0.2.7 (1.0.X series), 2.0.2 (2.0.X series) and 2.1.3 (2.1.X series).

Severity: 9.3 | CRITICAL

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