Vulnerability · Published Sep 10, 2021 · Assigned by Wordfence
CVE-2021-38339Simple Matted Thumbnails <= 1.01 Reflected Cross-Site Scripting
Medium 6.1
In plain English
A medium-severity cross-site scripting in Simple Matted Thumbnails from Simple Matted Thumbnails. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities).
Severity (CVSS 3.1)6.1Medium
Exploit odds (30 days)0.9%top 40.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
The Simple Matted Thumbnails WordPress plugin is vulnerable to Reflected Cross-Site Scripting due to a reflected $_SERVER["PHP_SELF"] value in the ~/simple-matted-thumbnail.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.01.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Simple Matted Thumbnails | Simple Matted Thumbnails | 1.01 – through 1.01 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N