CVE-2026-113682
CRITICAL
9,1
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
HIGH
7,4
Source: [email protected]
Attack Vector: network
Attack Complexity: high
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: none
Description
AI Translation Available
Networknt light-4j from 2.1.5 before 2.4.0 contains an authentication bypass vulnerability in BasicAuthHandler that allows unauthenticated attackers to log in as LDAP/AD-delegated users. Attackers can send a Basic Authorization header with a known username and empty password, triggering an unauthenticated LDAP bind that is accepted as successful authentication.
287
Improper Authentication
DraftCommon Consequences
Security Scopes Affected:
Integrity
Confidentiality
Availability
Access Control
Potential Impacts:
Read Application Data
Gain Privileges Or Assume Identity
Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies:
Not Technology-Specific, Web Based, ICS/OT
https://github.com/networknt/light-4j/blob/2.3.7/basic-auth/src/main/java/com/n…
https://github.com/networknt/light-4j/blob/2.3.7/ldap-util/src/main/java/com/ne…
https://github.com/networknt/light-4j/commit/54743badb34260b76ed131d8b6a4f60210…
https://github.com/networknt/light-4j/issues/2804
https://github.com/networknt/light-4j/pull/2805
https://github.com/networknt/light-4j/releases/tag/2.4.0
https://www.vulncheck.com/advisories/networknt-light-4j-2.1.5-before-2.4.0-auth…