Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-0636

Severity CVSS v4.0:
MEDIUM
Type:
Unavailable / Other
Publication date:
15/04/2026
Last modified:
19/05/2026

Description

Improper neutralization of special elements used in an LDAP query (&amp;#39;LDAP injection&amp;#39;) vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcprov on all (prov modules).<br /> <br /> This vulnerability is associated with program files LDAPStoreHelper.<br /> <br /> <br /> <br /> This issue affects BC-JAVA: from 1.74 before 1.80.2, from 1.81 before 1.81.1, from 1.82 before 1.84.

Impact

Vector 4.0
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 v4.0 Severity and Metrics:

Base Score: 5.50 MEDIUM
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

Attack Vector (AV): Network
Attack Complexity (AC): Low
Attack Requirements (AT): None
Privileges Required (PR): None
User Interaction (UI): None
Confidentiality (VC): Low
Integrity (VI): None
Availability (VA): None
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): None
Safety (S): Negligible
Automatable (AU): Yes
Recovery (R): Automatic
Vulnerability Response Effort (RE): Moderate
Provider Urgency (U): Amber
Exploit Maturity (E): POC

Base Score 4.0
5.50
Severity 4.0
MEDIUM

References to Advisories, Solutions, and Tools