{"id":"CVE-2011-0253","aliases":["EUVD-2011-0279","GHSA-gj7x-c39c-cg57","UBUNTU-CVE-2011-0253"],"status":"published","title":"WebKit, as used in Apple Safari before 5.0.6, allows remote attackers to execute arbitrary code...","description":"WebKit, as used in Apple Safari before 5.0.6, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2011-07-20-1.","severity":{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.03564,"percentile":0.89428,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2011-07-21T23:00:00Z","modified":"2026-06-16T23:27:05Z","affected":[{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"qtwebkit-source","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.3.2-0ubuntu10","2.3.2-0ubuntu11"]}],"products":[{"vendor":"apple","product":"safari"},{"vendor":"apple","product":"webkit"}],"references":[{"url":"http://support.apple.com/kb/HT4981","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://lists.apple.com/archives/Security-announce/2011//Oct/msg00000.html","tags":["vendor-advisory","x_refsource_APPLE","x_transferred"]},{"url":"http://support.apple.com/kb/HT4808","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://lists.apple.com/archives/security-announce/2011//Jul/msg00002.html","tags":["vendor-advisory","x_refsource_APPLE","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0253"},{"url":"https://github.com/advisories/GHSA-gj7x-c39c-cg57"},{"url":"https://ubuntu.com/security/CVE-2011-0253","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2011-0253","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2011-0253","description":"WebKit, as used in Apple Safari before 5.0.6, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2011-07-20-1.","status":"published","published":"2011-07-21T23:00:00Z","modified":"2024-08-06T21:51:07.629Z","updated_at":"2026-11-02T14:35:39.447402Z"}],"euvd":[{"id":"EUVD-2011-0279","description":"WebKit, as used in Apple Safari before 5.0.6, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2011-07-20-1.","status":"published","published":"2011-07-21T23:00:00Z","modified":"2024-08-06T21:51:07Z","updated_at":"2026-11-03T01:56:01.007367Z"}],"ghsa":[{"id":"GHSA-gj7x-c39c-cg57","title":"WebKit, as used in Apple Safari before 5.0.6, allows remote attackers to execute arbitrary code...","description":"WebKit, as used in Apple Safari before 5.0.6, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2011-07-20-1.","status":"published","published":"2022-05-17T05:37:45Z","modified":"2023-01-28T05:04:39Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:44:12.731424Z"}],"nvd":[{"id":"CVE-2011-0253","description":"WebKit, as used in Apple Safari before 5.0.6, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2011-07-20-1.","status":"published","published":"2011-07-21T23:55:02.457Z","modified":"2026-06-16T23:27:05.57Z","cvss":[{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:02:09.182398Z"}],"osv":[{"id":"UBUNTU-CVE-2011-0253","description":"WebKit, as used in Apple Safari before 5.0.6, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2011-07-20-1.","status":"published","published":"2011-07-21T23:55:00Z","modified":"2026-04-22T08:59:45.206913Z","updated_at":"2026-11-02T15:54:06.395274Z"}]}}