CVE-2026-123667 Photo Engine < 6.6.2 - Author+ Stored XSS via Keyword Names

Medium 6.4 Published Updated

Author-level users can store scripts in keyword names that execute when administrators view the Photo Engine debugging page.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
A user has to click or open something
Harmful if only installed
No
Needs a specific call
No
Fix
None listed

What is CVE-2026-123667?

CVE-2026-123667 is a medium-severity cross-site scripting vulnerability in Unknown Photo Engine (Media Organizer & Lightroom), published on 11 Nov 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

The Photo Engine (Media Organizer & Lightroom) WordPress plugin before 6.6.2 does not sanitise and escape keyword names before storing them and outputting them on its debugging page, allowing users with the Author role and above to perform Stored Cross-Site Scripting attacks against administrators who have enabled that page.

Weakness: CWE-79

Which versions are affected by CVE-2026-123667?

Only installations with a non-default setting turned on are exposed.

How do I fix CVE-2026-123667?

No fix has been published for CVE-2026-123667 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-123667 being exploited?

There is no known exploitation of CVE-2026-123667 in the wild and no public exploit code.

Sources

Also known as GHSA-g8j7-hj5r-mx4w.

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