{"id":"CVE-2021-40728","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-40728","generatedAt":"2026-11-05T01:04:15.538Z","title":"Adobe Acrobat Reader DC version 21.007.20095 (and earlier), 21.007.20096 (and earlier), 20.004.30015 (and earlier), and 17.011.30202 (and earlier) is affected by a use-after-free vulnerability in the processing of the GetURL function on a global object…","description":"Adobe Acrobat Reader DC version 21.007.20095 (and earlier), 21.007.20096 (and earlier), 20.004.30015 (and earlier), and 17.011.30202 (and earlier) is affected by a use-after-free vulnerability in the processing of the GetURL function on a global object window that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","published":"2021-10-15T15:15:09.000Z","lastModified":"2026-06-17T04:07:21.000Z","status":"Modified","sourceIdentifier":"psirt@adobe.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-416"],"affected":["adobe/acrobat dc","adobe/acrobat reader dc","adobe/acrobat","adobe/acrobat reader"],"epss":{"score":0.54627,"percentile":0.9902,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 54.6%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://helpx.adobe.com/security/products/acrobat/apsb21-104.html","tags":["Release Notes","Vendor Advisory"],"source":"psirt@adobe.com"},{"url":"https://helpx.adobe.com/security/products/acrobat/apsb21-104.html","tags":["Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-40728","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}