What’s Vulnerable › Vulnerabilities

CVE-2025-8751: Protected Total WebShield Extension Block Page cross site scripting

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-08-09 · updated 2026-06-17
• Weakness: CWE-79

Description

A vulnerability was found in Protected Total WebShield Extension up to 3.2.0 on Chrome. It has been classified as problematic. This affects an unknown part of the component Block Page. The manipulation of the argument Category leads to cross site scripting. It is possible to initiate the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Protected Total WebShield Extension: through 3.2.0

References

• https://news.fmisec.com/self-html-injection-in-total-webshield-chrome-extension
• https://news.fmisec.com/self-html-injection-in-total-webshield-chrome-extension#heading-vulnerability-details
• https://vuldb.com/?ctiid.319245
• https://vuldb.com/?id.319245
• https://vuldb.com/?submit.623677
• https://news.fmisec.com/self-html-injection-in-total-webshield-chrome-extension

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