NewsPublished 27 Jan 2026

Chrome, Edge Extensions Caught Stealing ChatGPT Sessions

Source SecurityWeek

Description

Marketed as ChatGPT enhancement and productivity tools, the extensions allow the threat actor to access the victim's ChatGPT data. The post Chrome, Edge Extensions Caught Stealing ChatGPT Sessions appeared first on SecurityWeek .

Impact

For European organizations, the primary impact is the potential leakage of sensitive or confidential information shared during ChatGPT sessions, which may include proprietary data, internal communications, or personal information. This can lead to privacy breaches, reputational damage, and compliance issues under regulations such as GDPR. The threat could also facilitate further attacks if stolen data is used for social engineering or credential theft. Organizations relying heavily on Chrome or Edge browsers and integrating ChatGPT into workflows are at higher risk. Although the threat currently appears limited in scope and ease of exploitation is moderate due to required user action, the widespread use of these browsers and AI tools in Europe increases the potential attack surface. The absence of known active exploits reduces immediate risk but does not eliminate future exploitation possibilities.

Defensive guidance

European organizations should implement strict browser extension policies, allowing only vetted and approved extensions through enterprise management tools. User education campaigns must emphasize the risks of installing unverified extensions, especially those promising productivity enhancements for AI tools like ChatGPT. Monitoring network traffic for unusual data flows to unknown endpoints can help detect potential data exfiltration. Employing endpoint protection solutions that can analyze extension behavior and block suspicious activities is recommended. Organizations should also encourage the use of official ChatGPT applications or web portals rather than third-party extensions. Regular audits of installed browser extensions and prompt removal of unauthorized add-ons are critical. Finally, maintaining awareness of emerging threats related to AI tool integrations will help preempt similar attacks.

References

securityweek.com/chrome-edge-extensions-caught-stealing-chatgpt-sessions/ (opens in a new tab)

Community reviews

Loading reviews…

Description

AI analysisMachine-generated, updated 27 Jan 2026, 12:35 UTC

References

Community reviews