CVE-2026-64958

highpriority · track · 0EPSS 0.007 · 52 %ileDEEUFRUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.66% (52nd) EPSS

CVSS 7.5 · high

Is it mine?

10 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

An incomplete fix for CVE-2026-50645 means that it is still possible to perform a denial of service attack on Apache CXF by sending a message with many attachment headers. Users are recommended to upgrade to versions 4.2.3 or 4.1.8 or 3.6.12, which fix this issue.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.5

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondaryexploitability 3.9 · impact 3.6

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-400US

affected products (10)

Products and version ranges known to be affected.

IBM QRadar SIEMall versionscert_bundDEcpe:/a:ibm:qradar_siem:-
IBM Spectrum Scaleall versionscert_bundDEcpe:/a:ibm:spectrum_scale:-
Red Hat Enterprise Linuxall versionscert_bundDEcpe:/o:redhat:enterprise_linux:-
RealObjects PDFreactor< 12.7.1cert_bundDE
Apache Software Foundation Apache CXF0 → 3.6.12enisa_euvdEU
Apache Software Foundation Apache CXF4.0.0 → 4.1.8enisa_euvdEU
Apache Software Foundation Apache CXF4.2.0 → 4.2.3enisa_euvdEU
apache cxf< 3.6.12nvdUScpe:2.3:a:apache:cxf:*:*:*:*:*:*:*:*
apache cxf4.0.0 → 4.1.8nvdUScpe:2.3:a:apache:cxf:*:*:*:*:*:*:*:*
apache cxf4.2.0 → 4.2.3nvdUScpe:2.3:a:apache:cxf:*:*:*:*:*:*:*:*

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-2682Apache CXF: Mehrere SchwachstellenDeutsch2026-08-05csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Apache CXF ausnutzen, um beliebigen Programmcode auszuführen, um seine Privilegien zu erhöhen, um einen Denial of Service Angriff durchzuführen, und um Sicherheitsvorkehrungen zu umgehen.
WID-SEC-W-2026-2867RealObjects PDFreactor: Mehrere Schwachstellen ermöglichen nicht spezifizierten AngriffDeutsch2026-08-16csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in RealObjects PDFreactor ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.
CERTFR-2026-AVI-1385Multiples vulnérabilités dans les produits VMwareFrançais2026-10-26vendor · certfrFR

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd certfr NVD CVE.org MITRE

published 2026-08-06modified 2026-10-24

references (4)

External citations — patches, advisories, analysis.

scry

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