CVE-2026-0636 PUBLISHED

LDAP Injection Vulnerability in LDAPStoreHelper.java

Assigner: bcorg
Reserved: 06.01.2026 Published: 15.04.2026 Updated: 15.04.2026

Improper neutralization of special elements used in an LDAP query ('LDAP injection') vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcprov on all (prov modules). This vulnerability is associated with program files LDAPStoreHelper.

This issue affects BC-JAVA: from 1.74 before 1.84.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/S:N/AU:Y/R:A/RE:M/U:Amber
CVSS Score: 5.5

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	Legion of the Bouncy Castle Inc.
Product	BC-JAVA
Versions	Default: unaffected affected from 1.74 to 1.84 (excl.)

Credits

Prasanth Sundararajan (prasanth.srihari@gmail.com) finder

References

Problem Types

CWE-90 Improper neutralization of special elements used in an LDAP query ('LDAP injection') CWE