CVE-2021-24604 describes a stored Cross-Site Scripting (XSS) vulnerability in the Availability Calendar WordPress plugin prior to version 1.2.2. High-privilege users can inject malicious scripts into Category Names, which are then executed when displayed on pages or posts embedding the plugin's shortcode. This is a medium severity vulnerability (CVSS 4.8) requiring user interaction and high privileges for exploitation, potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.2.2CPE matchmatch criteria | cpe:2.3:a:offshorewebmaster:availability_calendar:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/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.