Opera GX Flaw Let Sites Auto-Install Mods to Steal Data

Infosecurity Magazine

July 6, 2026 at 2:15 PM

Overview

A recently discovered flaw in the Opera GX gaming browser allowed malicious websites to automatically install modifications (mods) that could steal data from other pages users visited. This vulnerability raised concerns about user privacy and security, as it could enable attackers to access sensitive information without the users' consent. The issue has now been patched, but it serves as a reminder of the potential risks associated with browser extensions and modifications. Users of Opera GX should ensure they have updated their browser to the latest version to mitigate any risks. This incident highlights the ongoing challenges in maintaining security in web browsing environments.

Key Takeaways

Affected Systems: Opera GX browser
Action Required: Users should update to the latest version of Opera GX to apply the patch.
Timeline: Disclosed on [date not specified]

Original Article Summary

Opera GX flaw let sites automatically install mods to steal data from other pages, now patched

Impact

Opera GX browser

Exploitation Status

No active exploitation has been reported at this time. However, organizations should still apply patches promptly as proof-of-concept code may exist.

Timeline

Disclosed on [date not specified]

Remediation

Users should update to the latest version of Opera GX to apply the patch.

Additional Information

This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.

Related Topics: This incident relates to Vulnerability, Malware.

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