CVE-2025-66735 Missing authorization in n/a

High 7.5 Published Updated

Non-root users can access root roles due to missing permission checks in the role form retrieval function, leading to privilege escalation.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-66735?

CVE-2025-66735 is a high-severity missing authorization vulnerability in n/a, published on 22 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

youlai-boot V2.21.1 is vulnerable to Incorrect Access Control. The getRoleForm function in SysRoleController.java does not perform permission checks, which may allow non-root users to directly access root roles.

Weakness: CWE-862, CWE-284

Which versions are affected by CVE-2025-66735?

It affects 1 product.

Products include Youlai Youlai-Boot.

How do I fix CVE-2025-66735?

No fix has been published for CVE-2025-66735 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-2025-66735 being exploited?

There is no known exploitation of CVE-2025-66735 in the wild and no public exploit code.

Sources

Also known as GHSA-vfjq-wcxg-p5r3.

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