Opera before 9.52 on Windows, Linux, FreeBSD, and Solaris, when processing custom shortcut and menu commands, can produce argument strings that contain uninitialized memory, which might allow user-assisted remote attackers to execute arbitrary code or conduct other attacks via vectors related to activation of a shortcut.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Freebsd | — | Upgrade linux-operaUpgrade opera | Dec 10, 2025 | Aug 25, 2008 |
| Gentoo Linux | — | Upgrade www-client/opera. | Oct 30, 2017 | Sep 27, 2008 |
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