CVE-2021-24503 is a Cross-Site Scripting (XSS) vulnerability affecting the Popular Brand Icons – Simple Icons WordPress plugin prior to version 2.7.8. The vulnerability stems from insufficient sanitization of shortcode parameters like "color," "size," or "class." With a CVSS score of 5.4 (Medium), this flaw allows authenticated users, even those with Contributor roles, to inject malicious scripts, though admin approval is needed for frontend execution in that scenario; Editors can exploit it without approval. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.7.8CPE matchmatch criteria | cpe:2.3:a:thememason:popular_brand_icons_-_simple_icons:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.