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ReCaptcha Solver Cross-Site Scripting Vulnerability

Vulnerability

A cross-site scripting (XSS) vulnerability exists in ReCaptcha Solver version 5.7. When the extension receives a response from various captcha-solving services, including Anti-Captcha.com, RuCaptcha.com, 2captcha.com, DEATHbyCAPTCHA.com, ImageTyperz.com, and BestCaptchaSolver.com, the data is inserted into the DOM as HTML. This flaw allows these services to gain full control over the user's browser.

Impact

Exploitation of this vulnerability allows for cross-site scripting, where an attacker can inject malicious scripts that are executed in the context of the user's browser.

Added: May 15, 2026, 9:50 AM
Updated: May 15, 2026, 9:50 AM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
7.5
exploitability
5.8
remediation
0.0
relevance
0.0
threat
6.4
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.