Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to spoof the identity of a signer. Exploitation of this issue requires user interaction.
History

Wed, 11 Mar 2026 18:30:00 +0000

Type Values Removed Values Added
First Time appeared Adobe acrobat
Adobe acrobat Dc
Adobe acrobat Reader Dc
Apple
Apple macos
Microsoft
Microsoft windows
CPEs cpe:2.3:a:adobe:acrobat:*:*:*:*:classic:*:*:*
cpe:2.3:a:adobe:acrobat_dc:*:*:*:*:continuous:*:*:*
cpe:2.3:a:adobe:acrobat_reader_dc:*:*:*:*:continuous:*:*:*
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Vendors & Products Adobe acrobat
Adobe acrobat Dc
Adobe acrobat Reader Dc
Apple
Apple macos
Microsoft
Microsoft windows

Wed, 11 Mar 2026 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 11 Mar 2026 12:00:00 +0000

Type Values Removed Values Added
First Time appeared Adobe
Adobe acrobat Reader
Vendors & Products Adobe
Adobe acrobat Reader

Tue, 10 Mar 2026 22:00:00 +0000

Type Values Removed Values Added
Description Acrobat Reader versions 24.001.30307, 24.001.30308, 25.001.21265 and earlier are affected by an Improper Certificate Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to spoof the identity of a signer. Exploitation of this issue requires user interaction.
Title Acrobat Reader | Improper Certificate Validation (CWE-295)
Weaknesses CWE-295
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: adobe

Published: 2026-03-10T21:41:36.952Z

Updated: 2026-03-11T13:08:15.923Z

Reserved: 2026-02-18T22:02:41.380Z

Link: CVE-2026-27221

cve-icon Vulnrichment

Updated: 2026-03-11T13:02:03.066Z

cve-icon NVD

Status : Analyzed

Published: 2026-03-10T22:16:18.090

Modified: 2026-03-11T18:15:14.850

Link: CVE-2026-27221

cve-icon Redhat

No data.