Vulnary
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Critical· 9.8official fix available

CVE-2026-44930

A vulnerability in the Apache CXF XKMS server allows attackers to manipulate LDAP queries. This flaw can be used to extract unauthorized certificates from the LDAP Certificate repository.

publishedMay 22, 2026
last modifiedJul 23, 2026
sourcesNVD
severity · cvss
9.8
critical · how bad it is
exploitation · epss
<1%
49th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Aug 19, 2026

An official fix is available, so this entry is kept for 30 days and then removed automatically.

01

Who is affected

Users of Apache CXF version 4.2.0 or earlier who utilize the XKMS server's LDAP Certificate repository.

02

Real-world impact

An attacker could remotely access and retrieve sensitive certificates stored in the LDAP repository without needing special permissions or user interaction.

03

Why this severity

This is a critical vulnerability because it can be exploited remotely over a network without any user interaction or authentication, potentially leading to a total loss of confidentiality, integrity, and availability of the certificate data.

04

What to do about it

official fix available
recommended steps
  1. 01Upgrade Apache CXF to version 4.2.1, 4.1.6, or 3.6.11.

NVD-referenced vendor advisory

05

Timeline

  1. May 22, 2026 · May 22, 2026
    Published
    Disclosed and added to the National Vulnerability Database.
  2. Jul 20, 2026 · 15d ago
    Official fix available
    A vendor patch or mitigation now exists — see the remediation steps above.
  3. Jul 23, 2026 · 12d ago
    Advisory updated
    The NVD record was last revised.
06

How it’s attacked

Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredNone
User interactionNone needed
ScopeUnchanged
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
07

References & advisories

(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →