{"id":"CVE-2015-2426","published":"2015-07-20T18:59:01Z","modified":"2026-06-17T00:24:05Z","title":"Microsoft Windows Adobe Type Manager Library Remote Code Execution Vulnerability","vendor":"Microsoft","product":"Windows","tier":"core","eol":null,"description":{"text":"Buffer underflow in atmfd.dll in the Windows Adobe Type Manager Library in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote attackers to execute arbitrary code via a crafted OpenType font, aka \"OpenType Font Driver Vulnerability.\"","provenance":"source","from":"NVD"},"summary":{"text":"A buffer underflow in atmfd.dll, the Windows Adobe Type Manager Library component of Microsoft Windows, affects Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1. A remote attacker who can get a user to open a crafted OpenType font can execute arbitrary code, and the user interaction is required.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-31T04:54:11Z"},"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":0.86576,"percentile":0.99738,"date":"2026-10-30","provenance":"source"},"kev":{"dateAdded":"2022-03-28","dueDate":"2022-04-18","ransomware":false,"requiredAction":"Apply updates per vendor instructions.","notes":"https://nvd.nist.gov/vuln/detail/CVE-2015-2426","provenance":"source"},"vulncheckKev":{"dateAdded":"2015-07-05","exploitedFirstSeen":"2015-07-05","ransomware":false,"evidence":[{"url":"https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/edit","date":"2015-07-05"},{"url":"https://www.trendmicro.com/en_us/research/15/g/hacking-team-leak-uncovers-another-windows-zero-day-ms-releases-patch.html","date":"2015-07-21"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2022-03-28"},{"url":"https://go.group-ib.com/hubfs/report/protected/group-ib-opera1er-full-threat-research-2022-en.pdf","date":"2022-11-03"},{"url":"https://blog.talosintelligence.com/content/files/2023/12/2023_Talos_Year_In_Review.pdf","date":"2023-12-07"}],"evidenceTotal":5,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"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"},{"name":"Actively_Exploited_Kev | Oct 18, 2026","url":"https://otx.alienvault.com/pulse/6ad38c22e1848f8189d1c121","created":"2026-10-17"}],"provenance":"machine"},"cwes":[{"id":"CWE-119","name":"Improper Restriction of Operations within the Bounds of a Memory Buffer"},{"id":"CWE-124","name":"Buffer Underwrite"}],"references":[{"url":"http://blog.trendmicro.com/trendlabs-security-intelligence/a-look-at-the-open-type-font-manager-vulnerability-from-the-hacking-team-leak/","tags":["Exploit","Third Party Advisory"]},{"url":"http://www.kb.cert.org/vuls/id/103336","tags":["Third Party Advisory","US Government Resource"]},{"url":"http://www.securityfocus.com/bid/75951","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1032991","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-078","tags":["Patch","Vendor Advisory"]},{"url":"https://www.exploit-db.com/exploits/38222/","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://blog.trendmicro.com/trendlabs-security-intelligence/a-look-at-the-open-type-font-manager-vulnerability-from-the-hacking-team-leak/","tags":["Exploit","Third Party Advisory"]},{"url":"http://www.kb.cert.org/vuls/id/103336","tags":["Third Party Advisory","US Government Resource"]},{"url":"http://www.securityfocus.com/bid/75951","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1032991","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-078","tags":["Patch","Vendor Advisory"]},{"url":"https://www.exploit-db.com/exploits/38222/","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-2426","tags":["US Government Resource"]}],"techniques":[{"id":"T1189","name":"Drive-by Compromise","tactics":["initial-access"],"provenance":"source","basis":"ctid-cve","bases":["ctid-cve"],"basisDetail":"CTID attack_to_cve (Phase 1)","mappingType":"uncategorized","evidence":[],"confidence":"low","confidenceNote":"CTID attack_to_cve Phase 1 \"Uncategorized\" mapping (not staged by impact)"},{"id":"T1203","name":"Exploitation for Client Execution","tactics":["execution"],"provenance":"source","basis":"ctid-cve","bases":["ctid-cve"],"basisDetail":"CTID attack_to_cve (Phase 1)","mappingType":"uncategorized","evidence":[],"confidence":"low","confidenceNote":"CTID attack_to_cve Phase 1 \"Uncategorized\" mapping (not staged by impact)"},{"id":"T1499.004","name":"Application or System Exploitation","tactics":["impact"],"provenance":"source","basis":"ctid-cve","bases":["ctid-cve"],"basisDetail":"CTID attack_to_cve (Phase 1)","mappingType":"uncategorized","evidence":[],"confidence":"low","confidenceNote":"CTID attack_to_cve Phase 1 \"Uncategorized\" mapping (not staged by impact)"},{"id":"T1204.002","name":"Malicious File","tactics":["execution"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: User opens malicious font file","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"via a crafted OpenType font","start":290,"end":317}],"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 in user context","mappingType":"primary_impact","evidence":[{"from":"description","quote":"allows remote attackers to execute arbitrary code","start":240,"end":289}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2015-2519","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2015-2519","exploited":true,"exploitedSince":"2022-03-28","provenance":"source"},"exploits":[{"id":38222,"url":"https://www.exploit-db.com/exploits/38222","title":"Microsoft Windows - Font Driver Buffer Overflow (MS15-078) (Metasploit)","type":"local","platform":"windows_x86-64","date":"2015-09-17","verified":true,"provenance":"source"}],"exploitSources":{"exploitdb":{"count":1,"earliest":"2015-09-17"},"metasploit":[{"name":"MS15-078 Microsoft Windows Font Driver Buffer Overflow","module":"exploit/windows/local/ms15_078_atmfd_bof","type":"exploit","disclosureDate":"2015-07-11","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/local/ms15_078_atmfd_bof.rb"}],"first":{"date":"2015-07-11","source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/local/ms15_078_atmfd_bof.rb"},"provenance":"source"},"exploitRefs":["http://blog.trendmicro.com/trendlabs-security-intelligence/a-look-at-the-open-type-font-manager-vulnerability-from-the-hacking-team-leak/","https://www.exploit-db.com/exploits/38222/"],"flow":[{"stage":"exploitation","techniques":["T1204.002"],"provenance":"ai"},{"stage":"primary","techniques":["T1059"],"provenance":"ai"},{"stage":"related","techniques":["T1189","T1203","T1499.004"],"provenance":"source","lowConfidence":true}],"timeline":[{"date":"2015-07-05","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV 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