CVE-2026-44930: Apache CXF: LDAP Injection vulnerability in XKMS LDAP Repository

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-22 · updated 2026-07-23
Weakness: CWE-90

Description

An LDAP injection vulnerability in the LDAP Certificate repository of the XKMS server in Apache CXF may allow an attacker to retrieve arbitrary certificates from the repository. Users are recommended to upgrade to versions 4.2.1, 4.1.6 or 3.6.11, which fix this issue.

Affected products

Apache Software Foundation Apache CXF: before 3.6.11; from 4.0.0 before 4.1.6; 4.2.0 — fixed in 3.6.11, 4.1.6

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache CXF 3.6.11, 4.1.6. Check the vendor advisory for mitigations.

References

https://lists.apache.org/thread/c1zqxppo1m5z3kbdhjn5p991zk09ynkh
http://www.openwall.com/lists/oss-security/2026/05/22/9
https://access.redhat.com/errata/RHSA-2026:37390
https://access.redhat.com/security/cve/CVE-2026-44930
https://bugzilla.redhat.com/show_bug.cgi?id=2480728
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-44930.json

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