{"id":"CVE-2013-4520","aliases":["EUVD-2013-4379","GHSA-762m-frp4-phf3"],"status":"published","title":"xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service ...","description":"xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service (crash) via a stylesheet that embeds a DTD, which causes a structure to be accessed as a different type.  NOTE: this issue is due to an incomplete fix for CVE-2012-2825.","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":0.0229,"percentile":0.83339,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2013-12-14T20:00:00Z","modified":"2026-06-16T23:57:22Z","products":[{"vendor":"xmlsoft","product":"libxslt"}],"references":[{"url":"http://seclists.org/oss-sec/2013/q4/239","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch"]},{"url":"https://gitorious.org/libxslt/libxslt/commit/7089a62b8f133b42a2981cf1f920a8b3fe9a8caa","tags":["x_refsource_MISC","x_transferred","Exploit","Patch"]},{"url":"https://www.suse.com/support/update/announcement/2013/suse-su-20131654-1.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"https://www.suse.com/support/update/announcement/2013/suse-su-20131656-1.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://secunia.com/advisories/56072","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"https://bugzilla.novell.com/show_bug.cgi?id=849019","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Patch"]},{"url":"http://www.osvdb.org/99671","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://seclists.org/oss-sec/2013/q4/238","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-4520"},{"url":"https://github.com/advisories/GHSA-762m-frp4-phf3"}],"sources":{"cve":[{"id":"CVE-2013-4520","description":"xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service (crash) via a stylesheet that embeds a DTD, which causes a structure to be accessed as a different type.  NOTE: this issue is due to an incomplete fix for CVE-2012-2825.","status":"published","published":"2013-12-14T20:00:00Z","modified":"2024-08-06T16:45:14.708Z","updated_at":"2026-11-02T14:34:57.499208Z"}],"euvd":[{"id":"EUVD-2013-4379","description":"xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service (crash) via a stylesheet that embeds a DTD, which causes a structure to be accessed as a different type.  NOTE: this issue is due to an incomplete fix for CVE-2012-2825.","status":"published","published":"2013-12-14T20:00:00Z","modified":"2024-08-06T16:45:14Z","updated_at":"2026-11-03T01:56:31.667445Z"}],"ghsa":[{"id":"GHSA-762m-frp4-phf3","title":"xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service ...","description":"xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service (crash) via a stylesheet that embeds a DTD, which causes a structure to be accessed as a different type.  NOTE: this issue is due to an incomplete fix for CVE-2012-2825.","status":"published","published":"2022-05-17T04:56:16Z","modified":"2023-01-28T05:02:58Z","updated_at":"2026-11-02T14:43:52.645209Z"}],"nvd":[{"id":"CVE-2013-4520","description":"xslt.c in libxslt before 1.1.25 allows context-dependent attackers to cause a denial of service (crash) via a stylesheet that embeds a DTD, which causes a structure to be accessed as a different type.  NOTE: this issue is due to an incomplete fix for CVE-2012-2825.","status":"published","published":"2013-12-14T20:55:03.407Z","modified":"2026-06-16T23:57:22.827Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:02:44.596064Z"}]}}