CVE-2025-0521 is a Stored Cross-Site Scripting (XSS) vulnerability affecting all versions of the Post SMTP plugin for WordPress up to and including 3.0.2. Unauthenticated attackers can inject malicious web scripts through the 'from' and 'subject' parameters due to insufficient input sanitization. This vulnerability has a CVSS score of 6.1 (Medium), indicating a low attack complexity and potential for limited impact on confidentiality and integrity, requiring user interaction. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.1.0CPE matchmatch criteria | cpe:2.3:a:wpexperts:post_smtp:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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.