CVE-2026-8763
Critical · 9.1CVSS
9.1
EPSS
0.4%
Published
Aug 3, 2026
CISA due date
—
The record
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).
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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