CVE-2021-34667 describes a Reflected Cross-Site Scripting (XSS) vulnerability in the Calendar_plugin WordPress plugin, affecting versions up to and including 1.0. This flaw stems from improper sanitization of the $_SERVER['PHP_SELF'] variable in the calendar.php file, allowing attackers to inject malicious web scripts. Rated 6.1 MEDIUM, the vulnerability has a network attack vector, low attack complexity, and requires user interaction, potentially leading to limited confidentiality and integrity impacts. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.0CPE matchmatch criteria | cpe:2.3:a:calendar_plugin_project:calendar_plugin:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.