Exploitation Summary
CVE-2021-24934 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.
Description
The Visual CSS Style Editor WordPress plugin before 7.5.4 does not sanitise and escape the wyp_page_type parameter before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting issue
Nuclei Templates (1)
Visual CSS Style Editor < 7.5.4 - Cross-Site Scripting
MEDIUMby Splint3r7
References (2)
Core 2
Core References
Exploit, Third Party Advisory x_refsource_misc
https://wpscan.com/vulnerability/0aa5a8d5-e736-4cd3-abfd-8e0a356bb6ef
Patch, Third Party Advisory x_refsource_confirm
https://plugins.trac.wordpress.org/changeset/2649978
Scores
CVSS v3
6.1
EPSS
0.0143
EPSS Percentile
69.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Details
CWE
CWE-79
Status
published
Products (1)
yellowpencil/visual_css_style_editor
< 7.5.4
Published
Feb 01, 2022
Tracked Since
Feb 18, 2026