Vulnerability · Published Jul 18, 2025 · Assigned by Wordfence
CVE-2025-6726Block Editor Gallery Slider <= 1.1.1 - Missing Authorization to Authenticated (Subscriber+) Limited Post Meta Update
Medium 4.3
In plain English
A medium-severity missing authorization in Block Editor Gallery Slider for WordPress – Image Slider, Gallery Carousel & Lightbox Plugin from krasenslavov. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).
Official description
The Block Editor Gallery Slider plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the classic_gallery_slider_options() function in all versions up to, and including, 1.1.1. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update limited post meta for arbitrary posts.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| krasenslavov | Block Editor Gallery Slider for WordPress – Image Slider, Gallery Carousel & Lightbox Plugin | 0 – through 1.1.1 |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/770b0401-4d05-476e-a2b1-e9e9c920f5fa?source=cve
- https://wordpress.org/plugins/block-editor-gallery-slider/
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3331844%40block-editor-gallery-slider&new=3331844%40block-editor-gallery-slider&sfp_email=&sfph_mail=