CVE-2007-3148

Buffer overflow in the Yahoo! Webcam Viewer ActiveX control in ywcvwr.dll 2.0.1.4 for Yahoo!...

9.3 HighPublic exploit

Buffer overflow in the Yahoo! Webcam Viewer ActiveX control in ywcvwr.dll 2.0.1.4 for Yahoo! Messenger 8.1.0.249 allows remote attackers to execute arbitrary code via a long server property value to the receive method.

Exploit likelihood

12.3%Down 27.4 points since Feb 4, 2022

What each source reports

NVD Score used 9.3

Record: CVE-2007-3148
CVSS 2.0: 9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness: CWE-119
Updated: 2026-11-02

CVE List No score

Record: CVE-2007-3148
Updated: 2026-11-02

EUVDEUVD-2007-3140 No score

Record: EUVD-2007-3140
Updated: 2026-11-03

GitHub AdvisoriesGHSA-6w5r-99x5-qx74 No score

Buffer overflow in the Yahoo! Webcam Viewer ActiveX control in ywcvwr.dll 2.0.1.4 for Yahoo!...

Record: GHSA-6w5r-99x5-qx74
Weakness: CWE-119
Updated: 2026-11-02

Affected products

yahoo messenger

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Yahoo! Messenger Webcam 8.1 - ActiveX Remote Buffer Overflow (2)	2007-06-07
Exploit-DB	Yahoo! Messenger Webcam 8.1 - 'Ywcvwr.dll' Download / Execute	2007-06-08

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	aliases, exploits, facts, references, title	Exploit-DB, GitHub Advisories
Nov 2, 2026	first indexed	CVE List, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2007-3148 is a high vulnerability (CVSS 9.3) in Yahoo Messenger, published June 11, 2007. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 12.3%, the 96th percentile. No source names a fixed version.

References

Show 11 moreShow less