Improper Authorization in Apache CXF - CVE-2026-61466
Published: August 24, 2026
Vulnerability identifier: #VU144829
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-61466
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to self-assign privileged scopes.
The vulnerability exists due to improper access control in the OAuth2 Dynamic Client Registration endpoint when processing client registration requests. A remote user can submit a registration request with a crafted scope value to self-assign privileged scopes.
Affected software
Apache CXF
How to mitigate CVE-2026-61466
Install security update from vendor's website.
Apache CXF - addressed in versions 3.6.12, 4.1.8, 4.2.3