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Vulnerabilities

Vulnerability · CVE-2026-44618

Insecure XML parser configuration in Apache CXF's WS-Transfer module may allow attackers to perform XXE attacks.

Published May 22, 2026 · catalog updated Jul 23, 2026 · Insecure XML parser configuration

Check if you run it

No confirmed exploitation is on record for CVE-2026-44618. EPSS is 0.54%. Act only if a listed version of Insecure XML parser configuration is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Insecure XML parser configuration).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.54%
Remediation
Advisory link
Affected products
cpe apache/cxf

Insecure XML parser configuration in Apache CXF's WS-Transfer module may allow attackers to perform XXE attacks. Users are recommended to upgrade to versions 4.2.1, 4.1.6 or 3.6.11, which fix this issue.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apache/cxf4.2.0

How to fix CVE-2026-44618

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-44618. EPSS is 0.54%. Act only if a listed version of Insecure XML parser configuration is installed.

Which versions are affected?

Compare what you have installed with 4.2.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-611: XML External Entity (XXE). EPSS 0.54%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 22, 2026 · NIST NVD

    Detected

    Insecure XML parser configuration in Apache CXF's WS-Transfer module may allow attackers to perform XXE attacks. Users are recommended to upgrade to versions 4.2.1, 4.1.6 or 3.6.11, which fix this issue.

  2. Jul 23, 2026 · NIST NVD

    Updated

    Insecure XML parser configuration in Apache CXF's WS-Transfer module may allow attackers to perform XXE attacks. Users are recommended to upgrade to versions 4.2.1, 4.1.6 or 3.6.11, which fix this issue.

Sources

  • CVE.orgVulnerability recordCVE-2026-44618

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-44618

    30-day exploitation probability 0.5%

    first.org
  • NIST NVDVulnerability recordCVE-2026-44618

    Insecure XML parser configuration in Apache CXF's WS-Transfer module may allow attackers to perform XXE attacks. Users are recommended to upgrade to versions 4.2.1, 4.1.6 or 3.6.11, which fix this issue.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.