{"id":"CVE-2024-20721","aliases":["EUVD-2024-18436","GHSA-x2gj-v23f-mw5p"],"status":"published","title":"T5 Acrobat JS vulnerability - Exploitable crash via t5::javascript::get_page_num_words","description":"Acrobat Reader T5 (MSFT Edge) versions 120.0.2210.91 and earlier are affected by an Improper Input Validation 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":"2026-11-11","score":0.0072,"percentile":0.54364,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2024-01-15T12:13:09Z","modified":"2026-06-17T07:07:43Z","products":[{"vendor":"adobe","product":"acrobat"},{"vendor":"adobe","product":"acrobat for edge"},{"vendor":"microsoft","product":"edge_chromium"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-20721","tags":["vendor-advisory","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-20721"},{"url":"https://github.com/advisories/GHSA-x2gj-v23f-mw5p"}],"sources":{"cve":[{"id":"CVE-2024-20721","title":"T5 Acrobat JS vulnerability - Exploitable crash via t5::javascript::get_page_num_words","description":"Acrobat Reader T5 (MSFT Edge) versions 120.0.2210.91 and earlier are affected by an Improper Input Validation 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":"2024-01-15T12:13:09.558Z","modified":"2025-06-03T14:00:51.307Z","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-20"],"updated_at":"2026-11-02T14:33:56.402064Z"}],"euvd":[{"id":"EUVD-2024-18436","description":"Acrobat Reader T5 (MSFT Edge) versions 120.0.2210.91 and earlier are affected by an Improper Input Validation 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":"2024-01-15T12:13:09Z","modified":"2025-06-03T14:00:51Z","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":"2026-11-02T20:32:32.089886Z"}],"ghsa":[{"id":"GHSA-x2gj-v23f-mw5p","title":"Acrobat Reader T5 (MSFT Edge) versions 120.0.2210.91 and earlier are affected by an Improper...","description":"Acrobat Reader T5 (MSFT Edge) versions 120.0.2210.91 and earlier are affected by an Improper Input Validation 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":"2024-01-15T15:30:26Z","modified":"2024-01-15T15:30:41Z","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-20"],"updated_at":"2026-11-02T14:55:25.085259Z"}],"nvd":[{"id":"CVE-2024-20721","description":"Acrobat Reader T5 (MSFT Edge) versions 120.0.2210.91 and earlier are affected by an Improper Input Validation 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":"2024-01-15T13:15:08.183Z","modified":"2026-06-17T07:07:43.65Z","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-20"],"updated_at":"2026-11-02T14:09:30.070039Z"}]}}