{"id":"CVE-2023-41993","published":"2023-09-21T19:15:11Z","modified":"2026-06-17T06:23:13Z","title":"Apple Multiple Products WebKit Code Execution Vulnerability","vendor":"Apple","product":"Multiple Products","tier":"core","eol":null,"description":{"text":"The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS before iOS 16.7.","provenance":"source","from":"NVD"},"summary":{"text":"The flaw is an improper check for unusual or exceptional conditions in WebKit, the web content engine used across Apple's multiple products, and it was addressed with improved checks, with the fix shipped in macOS Sonoma 14. An attacker who can get a user to process crafted web content, which requires user interaction and no prior authentication or network-level privileges, can achieve arbitrary code execution.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:12:38Z"},"cvss":{"score":8.8,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.24349,"percentile":0.9786,"date":"2026-10-29","provenance":"source"},"kev":{"dateAdded":"2023-09-25","dueDate":"2023-10-16","ransomware":false,"requiredAction":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.","notes":"https://support.apple.com/en-us/HT213926, https://support.apple.com/en-us/HT213927, https://support.apple.com/en-us/HT213930;  https://nvd.nist.gov/vuln/detail/CVE-2023-41993","provenance":"source"},"vulncheckKev":{"dateAdded":"2023-09-12","exploitedFirstSeen":"2023-09-12","ransomware":false,"evidence":[{"url":"https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/edit","date":"2023-09-12"},{"url":"https://support.apple.com/kb/HT213926","date":"2023-09-21"},{"url":"https://support.apple.com/kb/HT213927","date":"2023-09-21"},{"url":"https://support.apple.com/kb/HT213930","date":"2023-09-21"},{"url":"https://blog.google/threat-analysis-group/0-days-exploited-by-commercial-surveillance-vendor-in-egypt/","date":"2023-09-22"},{"url":"https://citizenlab.ca/2023/09/predator-in-the-wires-ahmed-eltantawy-targeted-with-predator-spyware-after-announcing-presidential-ambitions/","date":"2023-09-22"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2023-09-25"},{"url":"https://support.apple.com/kb/HT213940","date":"2023-09-26"},{"url":"https://support.apple.com/kb/HT213941","date":"2023-09-26"},{"url":"https://ti.qianxin.com/uploads/2024/02/02/dcc93e586f9028c68e7ab34c3326ff31.pdf","date":"2024-02-02"}],"evidenceTotal":20,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 30, 2026","url":"https://otx.alienvault.com/pulse/6ae35d889ea92b4ce19c2680","created":"2026-10-29"},{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"},{"name":"Actively_Exploited_Kev | Oct 20, 2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"}],"provenance":"machine"},"cwes":[{"id":"CWE-754","name":"Improper Check for Unusual or Exceptional Conditions"}],"references":[{"url":"https://security.gentoo.org/glsa/202401-33","tags":["Third Party Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20240426-0004/","tags":["Third Party Advisory"]},{"url":"https://support.apple.com/en-us/HT213940","tags":["Vendor Advisory"]},{"url":"https://security.gentoo.org/glsa/202401-33","tags":["Third Party Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20240426-0004/","tags":["Third Party Advisory"]},{"url":"https://support.apple.com/en-us/HT213940","tags":["Vendor Advisory"]},{"url":"https://support.apple.com/kb/HT213926","tags":["Vendor Advisory"]},{"url":"https://support.apple.com/kb/HT213930","tags":["Vendor Advisory"]},{"url":"https://webkitgtk.org/security/WSA-2023-0009.html","tags":["Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-41993","tags":["US Government Resource"]}],"techniques":[{"id":"T1189","name":"Drive-by Compromise","tactics":["initial-access"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Malicious web content triggers exploitation via browser","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"Processing web content may lead to arbitrary code execution","start":86,"end":145}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1059","name":"Command and Scripting Interpreter","tactics":["execution"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Arbitrary code execution is the direct impact","mappingType":"primary_impact","evidence":[{"from":"description","quote":"Processing web content may lead to arbitrary code execution","start":86,"end":145}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2023-46452","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-46452","exploited":true,"exploitedSince":"2023-09-25","provenance":"source"},"exploits":[],"exploitSources":{"pocGithub":{"count":4,"skipped":1,"earliest":"2023-10-15","earliestUrl":"https://github.com/po6ix/POC-for-CVE-2023-41993","repos":[{"name":"po6ix/POC-for-CVE-2023-41993","url":"https://github.com/po6ix/POC-for-CVE-2023-41993","stars":203,"created":"2023-10-15"},{"name":"hrtowii/cve-2023-41993-test","url":"https://github.com/hrtowii/cve-2023-41993-test","stars":16,"created":"2023-10-16"},{"name":"0x06060606/CVE-2023-41993","url":"https://github.com/0x06060606/CVE-2023-41993","stars":5,"created":"2023-10-16"},{"name":"jamezx32/CVE-2023-41993","url":"https://github.com/jamezx32/CVE-2023-41993","stars":0,"created":"2026-10-14"}]},"first":{"date":"2023-10-15","source":"PoC-in-GitHub","url":"https://github.com/po6ix/POC-for-CVE-2023-41993"},"provenance":"source"},"exploitRefs":[],"flow":[{"stage":"exploitation","techniques":["T1189"],"provenance":"ai"},{"stage":"primary","techniques":["T1059"],"provenance":"ai"}],"timeline":[{"date":"2023-09-12","kind":"exploited-reported","label":"Exploitation 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