CVE-2026-42756

CRITICAL

WordPress QuickWebP – Compress / Optimize Images & Convert WebP | SEO Friendly plugin <= 3.2.7 - Arbitrary File Deletion vulnerability

Title source: cna

Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Ludwig You QuickWebP – Compress / Optimize Images & Convert WebP | SEO Friendly quickwebp allows Path Traversal.This issue affects QuickWebP – Compress / Optimize Images & Convert WebP | SEO Friendly: from n/a through <= 3.2.7.

References (1)

Core 1

Core References

Vdb Entry vdb-entry

https://patchstack.com/database/Wordpress/Plugin/quickwebp/vulnerability/wordpress-quickwebp-compress-optimize-images-convert-webp-seo-friendly-plugin-3-2-7-arbitrary-file-deletion-vulnerability?_s_id=cve

Scores

CVSS v3 9.9

EPSS 0.0035

EPSS Percentile 26.2%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-22

Status published

Products (1)

Ludwig You/QuickWebP – Compress / Optimize Images & Convert WebP | SEO Friendly < 3.2.7

Published May 27, 2026

Tracked Since May 27, 2026