CVE-2026-25345

CRITICAL 9.9

WordPress SimpLy Gallery plugin <= 3.3.2 - Arbitrary Code Execution vulnerability

CVSS Score

9.9

EPSS Score

0.0%

EPSS Percentile

0th

Improper Validation of Specified Quantity in Input vulnerability in GalleryCreator SimpLy Gallery simply-gallery-block allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects SimpLy Gallery: from n/a through <= 3.3.2.

CWE	CWE-1284
Vendor	gallerycreator
Product	simply gallery
Published	Mar 25, 2026
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

GalleryCreator / SimpLy Gallery

0 ≤ 3.3.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/simply-gallery-block/vulnerability/wordpress-simply-gallery-plugin-3-3-2-arbitrary-code-execution-vulnerability?_s_id=cve

Credits

mcdruid | Patchstack Bug Bounty Program