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CVE-2023-1339

RapidLoad Power-Up for Autoptimize <= 1.7.1 - Missing Authorization in 'uucss_update_rule'

MEDIUM
4.3
CVSS Score
Published: March 10, 2023 at 07:19 PM UTC
Updated: June 17, 2026 at 05:27 AM UTC
2 products affected across 2 vendorsRapidLoad Power-Up for AutoptimizePower Up for Autoptimize

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

The RapidLoad Power-Up for Autoptimize plugin for WordPress is vulnerable to unauthorized settings update due to a missing capability check on the uucss_update_rule function in versions up to, and including, 1.7.1. This makes it possible for authenticated attackers with subscriber-level access to update caching rules.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

RapidLoad Power-Up for Autoptimize· Rapidloadwordpress-plugin
95%
v ≤ 1.7.1
Power Up for Autoptimize· SHAKEE93wordpress-plugin
60%
v ≤ 1.7.1

References (3)

Patch
Source: [email protected]
https://plugins.trac.wordpress.org/changeset/2877726/unusedcss/trunk/includes/modules/unused-css/UnusedCSS_Admin.php?contextall=1&old=2847136&old_path=%2Funusedcss%2Ftrunk%2Fincludes%2Fmodules%2Funused-css%2FUnusedCSS_Admin.php
Third Party Advisory
Source: [email protected]
https://www.wordfence.com/threat-intel/vulnerabilities/id/19f126f8-1d59-44b5-8e0e-c37f1fbedf5a
Source: cverecord
https://www.wordfence.com/threat-intel/vulnerabilities/id/19f126f8-1d59-44b5-8e0e-c37f1fbedf5a?source=cve

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMWordfence
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-862NVD-CWE-noinfo

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