CVE-2026-40463 An Insufficient Role-based Access Control Vulnerability in WaveSuite
Authenticated low-privilege users can access restricted log file pages by directly requesting URLs, bypassing role-based access controls.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-40463?
CVE-2026-40463 is a high-severity missing authorization vulnerability in Nokia WaveSuite, published on 31 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
WaveSuite is affected by an insufficient role-based access control vulnerability in the CPB Log Files feature. Successful exploitation allows an authenticated low-privilege user to load pages restricted to higher-privilege roles by requesting the corresponding URL directly in the browser.
Weakness: CWE-284
Which versions are affected by CVE-2026-40463?
How do I fix CVE-2026-40463?
No fix has been published for CVE-2026-40463 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-40463 being exploited?
There is no known exploitation of CVE-2026-40463 in the wild and no public exploit code.
Sources
Also known as GHSA-wf77-f5jc-xpcv.