SecuriTricks - CVE-2026-0636

Description

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.

Product(s) Impacted

Vendor	Product	Versions
Legion Of The Bouncy Castle	Bcprov	<1.84

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-90

Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')

The product constructs all or part of an LDAP query using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended LDAP query when it is sent to a downstream component.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	legion_of_the_bouncy_castle	bcprov	<1.84	/	/	/	/	/	/

References

https://github.com/bcgit/bc-java/commit/d20cdb8430e09224114fec0179a71859929fcbde

https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%900636

CVSS Score

5.5 / 10

CVSS Data - 4.0

Attack Vector: NETWORK
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: NONE
User Interaction: NONE
Scope:
Confidentiality Impact: LOW
Integrity Impact: NONE
Availability Impact: NONE
Exploit Maturity: PROOF_OF_CONCEPT

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:A/V:X/RE:M/U:Amber

View Vector String

Timeline

Published: April 15, 2026, 10:16 a.m.
Last Modified: April 15, 2026, 10:16 a.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

91579145-5d7b-4cc5-b925-a0262ff19630

CVE-2026-0636