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.
Advisories

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Fixes

Solution

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Workaround

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History

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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: adobe

Published:

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

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

Link: CVE-2026-27221

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

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

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

Link: CVE-2026-27221

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses