EIP-2026-118998
PRE-CVEOpera 9.52/9.60 - Persistent Cross-Site Scripting Code Execution
Title source: legacyExploitation Summary
EIP tracks 1 public exploit for EIP-2026-118998. PoCs published by Aviv Raff.
AI-analyzed exploit summary This exploit leverages Opera's opera:config functionality to modify mail handler settings, allowing arbitrary command execution via the 'mailto:' URI handler. The PoC demonstrates launching calc.exe by manipulating external mail application preferences.
Description
Opera 9.52/9.60 - Persistent Cross-Site Scripting Code Execution
Exploits (1)
exploitdb
WORKING POC
VERIFIED
by Aviv Raff · htmlremotewindows
https://www.exploit-db.com/exploits/6813
This exploit leverages Opera's opera:config functionality to modify mail handler settings, allowing arbitrary command execution via the 'mailto:' URI handler. The PoC demonstrates launching calc.exe by manipulating external mail application preferences.
Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target:
Opera Browser (version unspecified, likely pre-2008)
No auth needed
Prerequisites:
Victim must click a link · Opera browser with vulnerable opera:config handling
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026
Full analysis →
Details
Status
pre_cve
Tracked Since
Feb 18, 2026