{"id":"CVE-2023-21586","aliases":["EUVD-2023-25753","GHSA-49p3-7cmj-4wh8"],"status":"published","title":"Acrobat Reader | NULL Pointer Dereference (CWE-476)","description":"Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a NULL Pointer Dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02212,"percentile":0.82759,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2024-12-18T23:32:03Z","modified":"2026-06-17T05:33:14Z","products":[{"vendor":"adobe","product":"acrobat"},{"vendor":"adobe","product":"acrobat reader"},{"vendor":"adobe","product":"acrobat_dc"},{"vendor":"adobe","product":"acrobat_reader"},{"vendor":"adobe","product":"acrobat_reader_dc"}],"references":[{"url":"https://helpx.adobe.com/security/products/acrobat/apsb23-01.html","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-21586"},{"url":"https://github.com/advisories/GHSA-49p3-7cmj-4wh8"}],"sources":{"cve":[{"id":"CVE-2023-21586","title":"Acrobat Reader | NULL Pointer Dereference (CWE-476)","description":"Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a NULL Pointer Dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","status":"published","published":"2024-12-18T23:32:03.651Z","modified":"2024-12-19T16:39:14.09Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:35:20.812737Z"}],"euvd":[{"id":"EUVD-2023-25753","description":"Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a NULL Pointer Dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","status":"published","published":"2024-12-18T23:32:03Z","modified":"2024-12-19T16:39:14Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T00:04:34.09119Z"}],"ghsa":[{"id":"GHSA-49p3-7cmj-4wh8","title":"Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005...","description":"Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a NULL Pointer Dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","status":"published","published":"2024-12-19T00:37:36Z","modified":"2024-12-19T00:37:42Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:59:14.104556Z"}],"nvd":[{"id":"CVE-2023-21586","description":"Adobe Acrobat Reader versions 22.003.20282 (and earlier), 22.003.20281 (and earlier) and 20.005.30418 (and earlier) are affected by a NULL Pointer Dereference vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","status":"published","published":"2024-12-19T00:15:06.53Z","modified":"2026-06-17T05:33:14.49Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:09:20.080574Z"}]}}