Yamcs Vulnerable to LDAP Injection in LdapAuthModule

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Summary

CVECVE-2026-42568
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-10 23:16:46 UTC
Updated2026-06-11 15:30:51 UTC
DescriptionYamcs is a mission control framework. Prior to versions 5.13.0 and 5.12.7, an LDAP injection vulnerability exists in `org.yamcs.security.LdapAuthModule` when constructing search filters. The username parameter is inserted directly into the LDAP filter without proper RFC 4515 escaping. Versions 5.13.0 and 5.12.7 patch the issue.

Risk And Classification

Primary CVSS: v3.1 4.3 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS: 0.010090000 probability, percentile 0.585220000 (date 2026-06-17)

Problem Types: CWE-90 | CWE-90 CWE-90: Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
3.1CNADECLARED4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Yamcs Yamcs affected < 5.12.7 Not specified

References

ReferenceSourceLinkTags
github.com/yamcs/yamcs/releases/tag/yamcs-5.13.0 [email protected] github.com
github.com/yamcs/yamcs/releases/tag/yamcs-5.12.7 [email protected] github.com
github.com/yamcs/yamcs/security/advisories/GHSA-cqh3-jg8p-336j [email protected] github.com
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