CVE-2026-27221

CVSS Score & Metrics

Base Score

5.5 / 10

Vector String

                                        CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N                                    

Vulnerability 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.

Vulnerability Details

Published Date

March 10, 2026

Last Modified

March 11, 2026

CWE ID

CWE-295

Source

NVD

Vendor

Adobe

Product

Acrobat Reader

External References

https://helpx.adobe.com/security/products/acrobat/apsb26-26.html

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

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