Vulnerability · Published Mar 9, 2022 · Assigned by CSW
CVE-2021-33851
Medium 5.4
In plain English
A medium-severity cross-site scripting in WordPress Customize Login Image Plugin. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 71% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei.
Severity (CVSS NVD)5.4Medium
Exploit odds (30 days)1.3%top 29.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Nuclei
Official description
A cross-site scripting (XSS) attack can cause arbitrary code (JavaScript) to run in a user's browser and can use an application as the vehicle for the attack. The XSS payload given in the "Custom logo link" executes whenever the user opens the Settings Page of the "Customize Login Image" Plugin.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | WordPress Customize Login Image Plugin | Version 3.4 |
Weakness: CWE-79