How severe is CVE-2026-44618?

CVE-2026-44618 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-44618 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-44618?

CVE-2026-44618 primarily affects Apache Cxf. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-44618?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-44618 have an EU (EUVD) identifier?

Yes. CVE-2026-44618 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31434.

When was CVE-2026-44618 published?

CVE-2026-44618 was published on 2026-05-22 and last updated on 2026-06-17.

CVE-2026-44618

CVE-2026-44618 is a medium-severity vulnerability in Apache Cxf with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-611.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-31434
Weakness: CWE-611
Affected product: Apache Cxf
Published: 2026-05-22
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-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.
How severe is CVE-2026-44618?: CVE-2026-44618 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-44618 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-44618?: CVE-2026-44618 primarily affects Apache Cxf. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-44618?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-44618 have an EU (EUVD) identifier?: Yes. CVE-2026-44618 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31434.
When was CVE-2026-44618 published?: CVE-2026-44618 was published on 2026-05-22 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:apache:cxf:*:*:*:*:*:*:*:*
cpe:2.3:a:apache:cxf:4.2.0:*:*:*:*:*:*:*

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