CVE-2021-39340 describes a Stored Cross-Site Scripting (XSS) vulnerability in the Notification WordPress plugin, affecting versions up to and including 7.2.4. This flaw, stemming from insufficient input validation in the ~/src/classes/Utils/Settings.php file, allows administrative users to inject malicious web scripts, particularly impacting multi-site installations where unfiltered_html is disabled. Rated 4.8 MEDIUM on CVSS, the vulnerability requires high privileges and user interaction, with potential for low impact on confidentiality and integrity. 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 |
|---|---|---|---|
<= 7.2.4CPE matchmatch criteria | cpe:2.3:a:bracketspace:notification:*:*:*:*:*: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.