CVE-2026-15253 Easy Media Replace <= 0.2.0 - Author+ Stored XSS via Attachment Title
Authors can inject scripts via attachment titles, leading to code execution in higher-privileged users' browsers when viewing the media library.
- 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
- Fix
- None listed
What is CVE-2026-15253?
CVE-2026-15253 is a medium-severity cross-site scripting vulnerability in Unknown Easy Media Replace, published on 19 Aug 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The Easy Media Replace WordPress plugin through 0.2.0 does not sanitise and escape an attachment title before outputting it in an HTML attribute in the media library list view, allowing users with the Author role and above to inject arbitrary web scripts that are executed in the browser of a higher privileged user who views the media library.
Weakness: CWE-79
Which versions are affected by CVE-2026-15253?
How do I fix CVE-2026-15253?
No fix has been published for CVE-2026-15253 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-2026-15253 being exploited?
There is no known exploitation of CVE-2026-15253 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-v69c-w62v-hmxh.