CVE-2026-44618

Apache CXF: XXE vulnerability in WS-Transfer functionality

5.3 MediumFix available

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

0.31%Up 0.3 points since May 23, 2026

What each source reports

CVE List Score used 5.3

Apache CXF: XXE vulnerability in WS-Transfer functionality

Record: CVE-2026-44618
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-611
Updated: 2026-11-02

EUVDEUVD-2026-31434 5.3

Record: EUVD-2026-31434
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-vmm5-fjgx-2jhp 5.3

Apache CXF's WS-Transfer module has an insecure XML parser configuration

Record: GHSA-vmm5-fjgx-2jhp
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-611
Updated: 2026-11-02

NVD 5.3

Record: CVE-2026-44618
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-611
Updated: 2026-11-02

OSV 5.3

Apache CXF: XXE vulnerability in WS-Transfer functionality

Record: CVE-2026-44618
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-611
Updated: 2026-11-07

OSVGHSA-vmm5-fjgx-2jhp 5.3

Apache CXF's WS-Transfer module has an insecure XML parser configuration

Record: GHSA-vmm5-fjgx-2jhp
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-611
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`org.apache.cxf:cxf-rt-ws-transfer` Maven	4.2.0 to 4.2.0	4.2.1
`org.apache.cxf:cxf-rt-ws-transfer` Maven	4.1.0 up to 4.1.6	4.1.6
`org.apache.cxf:cxf-rt-ws-transfer` Maven	before 3.6.11	3.6.11
`org.apache.cxf:cxf-rt-ws-transfer` Maven	4.2.0 up to 4.2.1	4.2.1
`org.apache.cxf:cxf-rt-ws-transfer` Maven	4.1.0 up to 4.1.6, plus listed versions 4.1.14.1.24.1.34.1.44.1.5	4.1.6
`org.apache.cxf:cxf-rt-ws-transfer` Maven	before 3.6.11, plus listed versions 3.2.03.2.13.2.103.2.113.2.12 Show 45 moreShow less 3.2.133.2.143.2.23.2.33.2.43.2.53.2.63.2.73.2.83.2.93.3.03.3.13.3.103.3.113.3.123.3.133.3.23.3.33.3.43.3.53.3.63.3.73.3.83.3.93.4.03.4.13.4.103.4.23.4.33.4.43.4.53.4.63.4.73.4.83.4.93.5.03.5.13.5.103.5.113.5.23.5.33.5.43.5.53.5.63.5.7	3.6.11

History

History
Recorded	Changed	Sources
Nov 7, 2026	facts	OSV
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-44618 is a medium vulnerability (CVSS 5.3) in Apache Cxf, published May 22, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.31%, the 24th percentile. Fixed in org.apache.cxf:cxf-rt-ws-transfer 4.2.1.

References

This page doesn't list everything

Left out here: 13 versions. The JSON record has them.