CVE-2023-6699

9.1 CRITICAL

Published: January 11, 2024 Modified: April 08, 2026

Description

The WP Compress – Image Optimizer [All-In-One] plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 6.10.33 via the css parameter. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server, which can contain sensitive information.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3009183%40wp-compress-image-optimizer%2Ftrunk&old=2994665%40wp-compress-image-optimizer%2Ftrunk&sfp_email=&sfph_mail=

Source: security@wordfence.com

Patch

https://www.wordfence.com/threat-intel/vulnerabilities/id/defb87dd-bf5f-411f-b948-699337d05d44?source=cve

Source: security@wordfence.com

Product Third Party Advisory

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3009183%40wp-compress-image-optimizer%2Ftrunk&old=2994665%40wp-compress-image-optimizer%2Ftrunk&sfp_email=&sfph_mail=

Source: af854a3a-2127-422b-91ae-364da2661108

Patch

https://www.wordfence.com/threat-intel/vulnerabilities/id/defb87dd-bf5f-411f-b948-699337d05d44?source=cve

Source: af854a3a-2127-422b-91ae-364da2661108

Product Third Party Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score

9.1 / 10.0

EPSS (Exploit Probability)

3.4%

87th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-24 CWE-22

Affected Vendors

wpcompress

Related CVEs

CVE-2026-5231 7.2

CVE-2026-5162 6.4

CVE-2026-4817 6.5

CVE-2026-3488 6.5

CVE-2026-40922 N/A