CVE-2026-81654 NextGEN Gallery < 4.5.0 - Authenticated Plugin Image Settings Update
Authenticated users with gallery-management rights can modify site-wide image settings due to missing capability checks in the NextGEN Gallery plugin.
- 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-2026-81654?
CVE-2026-81654 is a low-severity missing authorization vulnerability in Unknown Photo Gallery, Sliders, Proofing and Themes, published on 20 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Photo Gallery, Sliders, Proofing and WordPress plugin before 4.5.0 does not check that a user holds its options capability before saving image sizing settings, allowing users granted only its gallery-management capability by an administrator to change settings that apply across the whole site.
Weakness: CWE-639
Which versions are affected by CVE-2026-81654?
How do I fix CVE-2026-81654?
No fix has been published for CVE-2026-81654 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-2026-81654 being exploited?
There is no known exploitation of CVE-2026-81654 in the wild and no public exploit code.
Sources
Also known as GHSA-xcq4-7q66-rcp3.