LDAP Injection in Bouncycastle Bc-Java

CVE-2026-59652

In Bouncy Castle for Java before 1.85, LDAP filter injection in legacy jdk1.4 LDAPStoreHelper.

EPSS: 0.003 (22.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Bouncycastle Bc-java
Legion Of The Bouncy Castle Inc. Bc-java — versions 0

Weakness classification (CWE)

CWE-90 — LDAP Injection

References

91579145-5d7b-4cc5-b925-a0262ff19630 (Patch, patch)
91579145-5d7b-4cc5-b925-a0262ff19630 (vendor-advisory)
91579145-5d7b-4cc5-b925-a0262ff19630 (vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2026-59652?: CVE-2026-59652 is a medium-severity vulnerability in Bouncycastle Bc-Java, classified under LDAP Injection. CVSS score: 6.5/10. Published 2026-08-03.
How severe is CVE-2026-59652?: Medium severity. CVSS v3 base score is 6.5 out of 10.