News feed preview can subscribe to feeds without interaction – Opera Security Advisories

Severity

Low

Description

When Opera is previewing a news feed, certain types of content do not have their scripts removed correctly. These scripts are able to subscribe the user to the feed without their consent.

Opera’s response

Opera Software has released Opera 10.61, where this issue has been fixed.

Credits

Thanks to Alexios Fakos for reporting this issue to Opera Software.