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CVE-2007-4999
libpurple in Pidgin 2.1.0 through 2.2.1, when using HTML logging, allows remote attackers to cause a denial of service (NULL dereference…
- 4.3MediumCVSS base score
- 1.8%Exploitation in 30 daysEPSS · top 21% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
libpurple in Pidgin 2.1.0 through 2.2.1, when using HTML logging, allows remote attackers to cause a denial of service (NULL dereference and application crash) via a message that contains invalid HTML data, a different vector than CVE-2007-4996.
Timeline
ID reserved
By redhat
- 39 days later
· 39 days later
Published
- 17 years later
· 17 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 1.8% · top 21% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
n/a
- affected n/a
References
12
- 26205 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.pidgin.im/news/security/?id=24 (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2007-3624 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- oval:org.mitre.oval:def:18357 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 38695 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- pidgin-htmldata-dos(38132) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 27495 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- FEDORA-2007-2714 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 20071112 FLEA-2007-0067-1 pidgin (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 27372 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 27858 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- USN-548-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2007-4980 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2007-4999)Record last updated .