CVE-2007-4996
MEDIUM · CVSS 4.3EPSS 1.8%EU EUVD
libpurple in Pidgin before 2.2.1 does not properly handle MSN nudge messages from users who are not on the receiver's buddy list, which allows remote attackers to cause a denial of service (crash) via a nudge message that triggers an access of "an invalid memory location."
Key facts
- CVSS score
- 4.3 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:M/Au:N/C:N/I:N/A:P- EPSS score
- 1.8% (78th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2007-4977)
- Published
- October 1, 2007
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2007-4977 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- pidgin / pidgin
References
- http://fedoranews.org/updates/FEDORA-2007-236.shtml
- http://secunia.com/advisories/27010(Patch, Vendor Advisory)
- http://secunia.com/advisories/27088
- http://www.pidgin.im/news/security/?id=23(Patch)
- http://www.securityfocus.com/archive/1/481402/100/0/threaded
- http://www.securityfocus.com/bid/25872
- http://www.vupen.com/english/advisories/2007/3321
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36884
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18261
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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