> CVE-2026-0636 [MEDIUM]

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PUBLISHED
2026-04-15 10:16
MODIFIED
2026-04-15 10:16
CVSS_SCORE V3
5.5
EPSS (Prob. Exploit)
0.53%
Top 56.1%
DATA SOURCES:
NVD 🔗 2026-04-15 CWE MITRE 🔗 2026-11-01 FIRST EPSS 🔗 2026-10-25 GITHUB 🔗 2026-11-05

> 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.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> CVSS V3 METRICS

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/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

> MÉTRIQUES CVSS DÉTAILLÉES

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
Métrique Valeur Interprétation
AV (Vecteur d'Attaque)
Attack Vector
Network (N)
Exploit possible à distance via réseau (HTTP, API, etc.)
AC (Complexité d'Attaque)
Attack Complexity
Low (L)
Peu de conditions requises pour exploiter
PR (Privilèges Requis)
Privileges Required
None (N)
Aucune authentification requise
UI (Interaction Utilisateur)
User Interaction
None (N)
Aucune interaction utilisateur nécessaire
S (Périmètre)
Scope
Unchanged (U)
Impact reste dans le périmètre du composant compromis
C (Impact Confidentialité)
Confidentiality Impact
Low (L)
Divulgation limitée d'informations
I (Impact Intégrité)
Integrity Impact
None (N)
Aucune modification de données possible
A (Impact Disponibilité)
Availability Impact
None (N)
Aucune interruption de service

> RÉSUMÉ DES IMPACTS

Confidentialité
Low
Divulgation limitée d'informations
Intégrité
None
Aucune modification de données possible
Disponibilité
None
Aucune interruption de service

> WEAKNESSES

CWE-90

> CWE DETAILED DESCRIPTIONS

CWE-90: Improper Neutralization of Special Elements used in an LDAP Query - 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.

> RED HAT SECURITY ADVISORIES

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> GITHUB SECURITY ADVISORY

GHSA-c3fc-8qff-9hwx MODERATE

Bouncy Castle has an LDAP injection

AFFECTED PACKAGES:
MAVEN / org.bouncycastle:bcprov-jdk18on
>= 1.82, < 1.84
Fixed in: 1.84
MAVEN / org.bouncycastle:bcprov-jdk15to18
>= 1.82, < 1.84
Fixed in: 1.84
MAVEN / org.bouncycastle:bcprov-jdk14
>= 1.82, < 1.84
Fixed in: 1.84
MAVEN / org.bouncycastle:bcprov-jdk18on
>= 1.81, < 1.81.1
Fixed in: 1.81.1
MAVEN / org.bouncycastle:bcprov-jdk15to18
>= 1.81, < 1.81.1
Fixed in: 1.81.1
MAVEN / org.bouncycastle:bcprov-jdk14
>= 1.81, < 1.81.1
Fixed in: 1.81.1
MAVEN / org.bouncycastle:bcprov-jdk18on
>= 1.74, < 1.80.2
Fixed in: 1.80.2
MAVEN / org.bouncycastle:bcprov-jdk15to18
>= 1.74, < 1.80.2
Fixed in: 1.80.2
MAVEN / org.bouncycastle:bcprov-jdk14
>= 1.74, < 1.80.2
Fixed in: 1.80.2

> HISTORIQUE DES MODIFICATIONS

Première apparition
15/04/2026 10:16
Source: NVD
📊 ENRICHISSEMENT 01/11/2026 06:59
CWE
Champ modifié: Description CWE
Ancienne valeur:
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 co...
Nouvelle valeur:
CWE-90: Improper Neutralization of Special Elements used in an LDAP Query - The product constructs all or part of an LDAP query using externally-influenced input from an upstream component, but it doe...
📊 ENRICHISSEMENT 01/05/2026 06:01
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
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 co...
Total des modifications: 2 Dernière mise à jour: 1 week ago

> REFERENCES

https://github.com/bcgit/bc-java/commit/d20cdb8430e09224114fec0179a71859929fcbde
https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%900636
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