{"id":"CVE-2010-4657","aliases":["EUVD-2010-4622","GHSA-mx27-jhrp-2gfm"],"status":"published","title":"PHP5 before 5.4.4 allows passing invalid utf-8 strings via the xmlTextWriterWriteAttribute, which...","description":"PHP5 before 5.4.4 allows passing invalid utf-8 strings via the xmlTextWriterWriteAttribute, which are then misparsed by libxml2. This results in memory leak into the resulting output.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01541,"percentile":0.75099,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-772"],"published":"2019-11-13T20:06:56Z","modified":"2026-06-16T23:25:15Z","products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"php","product":"php"},{"vendor":"php5","product":"php5"},{"vendor":"redhat","product":"enterprise_linux"}],"references":[{"url":"https://security-tracker.debian.org/tracker/CVE-2010-4657","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-4657","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Third Party Advisory"]},{"url":"https://access.redhat.com/security/cve/cve-2010-4657","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://bugs.launchpad.net/php/%2Bbug/655442","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2010-4657"},{"url":"https://github.com/advisories/GHSA-mx27-jhrp-2gfm"}],"sources":{"cve":[{"id":"CVE-2010-4657","description":"PHP5 before 5.4.4 allows passing invalid utf-8 strings via the xmlTextWriterWriteAttribute, which are then misparsed by libxml2. This results in memory leak into the resulting output.","status":"published","published":"2019-11-13T20:06:56Z","modified":"2024-08-07T03:51:17.954Z","updated_at":"2026-11-02T14:33:28.858903Z"}],"euvd":[{"id":"EUVD-2010-4622","description":"PHP5 before 5.4.4 allows passing invalid utf-8 strings via the xmlTextWriterWriteAttribute, which are then misparsed by libxml2. This results in memory leak into the resulting output.","status":"published","published":"2019-11-13T20:06:56Z","modified":"2024-08-07T03:51:17Z","updated_at":"2026-11-03T01:39:29.508356Z"}],"ghsa":[{"id":"GHSA-mx27-jhrp-2gfm","title":"PHP5 before 5.4.4 allows passing invalid utf-8 strings via the xmlTextWriterWriteAttribute, which...","description":"PHP5 before 5.4.4 allows passing invalid utf-8 strings via the xmlTextWriterWriteAttribute, which are then misparsed by libxml2. This results in memory leak into the resulting output.","status":"published","published":"2022-04-21T01:57:51Z","modified":"2026-03-14T05:11:51Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-772"],"updated_at":"2026-11-02T15:06:38.115187Z"}],"nvd":[{"id":"CVE-2010-4657","description":"PHP5 before 5.4.4 allows passing invalid utf-8 strings via the xmlTextWriterWriteAttribute, which are then misparsed by libxml2. This results in memory leak into the resulting output.","status":"published","published":"2019-11-13T21:15:11.243Z","modified":"2026-06-16T23:25:15.66Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-772"],"updated_at":"2026-11-02T14:02:04.957683Z"}]}}