CVE-2021-39357 describes a Stored Cross-Site Scripting (XSS) vulnerability in the Leaky Paywall WordPress plugin, affecting versions up to and including 4.16.5. This flaw, stemming from insufficient input validation in the 'class.php' file, allows authenticated administrative users to inject malicious web scripts. The vulnerability has a CVSS score of 4.8 (Medium), indicating a network-based attack with low complexity, requiring high privileges and 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 |
|---|---|---|---|
<= 4.16.5CPE matchmatch criteria | cpe:2.3:a:zeen101:leaky_paywall:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 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.