{"id":"CVE-2007-4999","aliases":["DEBIAN-CVE-2007-4999","EUVD-2007-4980","GHSA-qcj3-h9mr-5c65"],"status":"published","title":"libpurple in Pidgin 2.1.0 through 2.2.1, when using HTML logging, allows remote attackers to...","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.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01809,"percentile":0.78745,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2007-10-29T22:00:00Z","modified":"2026-10-21T17:47:41Z","fixes":[{"ecosystem":"Debian:12","package":"pidgin","fixed_in":["2.2.2-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"pidgin","fixed_in":["2.2.2-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"pidgin","fixed_in":["2.2.2-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"pidgin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.2-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"pidgin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.2-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"pidgin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.2-1"}]}]}],"products":[{"vendor":"pidgin","product":"pidgin"}],"references":[{"url":"http://www.securityfocus.com/bid/26205","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"http://www.pidgin.im/news/security/?id=24","tags":["x_refsource_CONFIRM","x_transferred","Patch","fix"]},{"url":"http://www.vupen.com/english/advisories/2007/3624","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18357","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","web"]},{"url":"http://osvdb.org/38695","tags":["vdb-entry","x_refsource_OSVDB","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/38132","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://secunia.com/advisories/27495","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"https://www.redhat.com/archives/fedora-package-announce/2007-November/msg00011.html","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","web"]},{"url":"http://www.securityfocus.com/archive/1/483580/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"http://secunia.com/advisories/27372","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch","Vendor Advisory","advisory","fix"]},{"url":"http://secunia.com/advisories/27858","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://www.ubuntu.com/usn/usn-548-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-4999"},{"url":"https://github.com/advisories/GHSA-qcj3-h9mr-5c65"},{"url":"https://security-tracker.debian.org/tracker/CVE-2007-4999","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2007-4999","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.","status":"published","published":"2007-10-29T22:00:00Z","modified":"2024-08-07T15:17:27.903Z","updated_at":"2026-11-02T13:33:30.262137Z"}],"euvd":[{"id":"EUVD-2007-4980","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.","status":"published","published":"2007-10-29T22:00:00Z","modified":"2024-08-07T15:17:27Z","updated_at":"2026-11-03T01:16:19.217323Z"}],"ghsa":[{"id":"GHSA-qcj3-h9mr-5c65","title":"libpurple in Pidgin 2.1.0 through 2.2.1, when using HTML logging, allows remote attackers to...","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.","status":"published","published":"2022-05-01T18:29:05Z","modified":"2023-01-31T05:05:11Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:48:48.170956Z"}],"nvd":[{"id":"CVE-2007-4999","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.","status":"published","published":"2007-10-29T22:46:00Z","modified":"2026-06-16T22:45:15.25Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:01:22.203764Z"}],"osv":[{"id":"CVE-2007-4999","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.","status":"published","published":"2007-10-29T22:46:00Z","modified":"2026-04-10T03:39:16.3623Z","updated_at":"2026-11-02T15:43:57.178433Z"},{"id":"DEBIAN-CVE-2007-4999","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.","status":"published","published":"2007-10-29T22:46:00Z","modified":"2026-10-21T17:47:41.805789513Z","updated_at":"2026-11-02T15:45:23.411908Z"}]}}