CVE-2007-2809
Description
A buffer overflow in Opera's transfer manager before 9.21 allows remote code execution via a crafted torrent file.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
A buffer overflow in Opera's transfer manager before 9.21 allows remote code execution via a crafted torrent file.
Vulnerability
A buffer overflow vulnerability exists in the transfer manager component of Opera for Windows prior to version 9.21. The issue is triggered when processing a specially crafted torrent file, requiring user interaction to open the file. Affected versions include all Opera releases before 9.21 on Windows. [1][2]
Exploitation
An attacker can craft a malicious torrent file and distribute it via email, websites, or other means. The user must open the file in Opera, which triggers the overflow in the transfer manager during parsing. No authentication or special privileges are required beyond the user's action. [1]
Impact
Successful exploitation allows arbitrary code execution in the context of the user running Opera. This can lead to full system compromise, including data theft, malware installation, and further network propagation. [2]
Mitigation
Opera 9.21 was released to address this vulnerability. Users should upgrade to Opera 9.21 or later. No official workarounds are documented. The vulnerability is not listed on the CISA Known Exploited Vulnerabilities catalog. [2]
AI Insight generated on May 24, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
2Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
8- isc.sans.org/diary.htmlnvdPatchThird Party Advisory
- secunia.com/advisories/25278nvdBroken LinkPatch
- securitytracker.com/idnvdBroken LinkThird Party AdvisoryVDB Entry
- www.securityfocus.com/bid/24080nvdBroken LinkThird Party AdvisoryVDB Entry
- exchange.xforce.ibmcloud.com/vulnerabilities/34470nvdThird Party AdvisoryVDB Entry
- osvdb.org/36229nvdBroken Link
- www.opera.com/support/search/view/860/nvdBroken Link
- www.vupen.com/english/advisories/2007/1888nvdBroken Link
News mentions
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