CVE-2021-24167: Web-Stat < 1.4.1 - API Key Disclosure

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-04-05 · updated 2026-06-17
Weakness: CWE-200

Description

When visiting a site running Web-Stat < 1.4.0, the "wts_web_stat_load_init" function used the visitor’s browser to send an XMLHttpRequest request to https://wts2.one/ajax.htm?action=lookup_WP_account.

Affected products

Web-Stat: before 1.4.1 — fixed in 1.4.1

How to fix

Upgrade to a fixed version: Web-Stat 1.4.1. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/e7326903-1552-4934-a611-fc0b43236d60
https://wpscan.com/vulnerability/e7326903-1552-4934-a611-fc0b43236d60

Get alerted when CVE-2021-24167 or the next vulnerability affects your stack