CVE-2025-6726

MEDIUM

WordPress Block Editor Gallery Slider <1.1.1 - Info Disclosure

Title source: llm

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.

References (3)

Core 3

Core References

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=

Product

https://wordpress.org/plugins/block-editor-gallery-slider/

Third Party Advisory

https://www.wordfence.com/threat-intel/vulnerabilities/id/770b0401-4d05-476e-a2b1-e9e9c920f5fa?source=cve

Scores

CVSS v3 4.3

EPSS 0.0023

EPSS Percentile 13.5%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-862

Status published

Products (2)

krasenslavov/Block Editor Gallery Slider < 1.1.1

krasenslavov/Block Editor Gallery Slider for WordPress – Image Slider, Gallery Carousel & Lightbox Plugin < 1.1.1

Published Jul 18, 2025

Tracked Since Feb 18, 2026