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CVE-2025-6726

MEDIUM 4.3 CVSS 3.1
Published
July 18, 2025
Last modified
June 17, 2026
NVD status
Deferred
Reported by
security@wordfence.com
Weakness
CWE-862
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

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 WordPress components

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • krasenslavov Block Editor Gallery Slider for WordPress – Image Slider, Gallery Carousel & Lightbox Plugin — Up to and including 1.1.1

References

  • plugins.trac.wordpress.org 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=
  • wordpress.org https://wordpress.org/plugins/block-editor-gallery-slider/
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/770b0401-4d05-476e-a2b1-e9e9c920f5fa?source=cve
  • nvd.nist.gov Official NVD record