CVE-2021-24742: Logo Slider and Showcase < 1.3.37 - Editor Plugin's Settings Update

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-11-01 · updated 2026-06-17
Weakness: CWE-863

Description

The Logo Slider and Showcase WordPress plugin before 1.3.37 allows Editor users to update the plugin's settings via the rtWLSSettings AJAX action because it uses a nonce for authorisation instead of a capability check.

Affected products

Logo Slider and Showcase: before 1.3.37 — fixed in 1.3.37

How to fix

Upgrade to a fixed version: Logo Slider and Showcase 1.3.37. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/8dfc86e4-56a0-4e30-9050-cf3f328ff993
https://wpscan.com/vulnerability/8dfc86e4-56a0-4e30-9050-cf3f328ff993

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