CVE-2026-27221

Published Mar 10, 2026

Last updated 2 months ago

Overview

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.
Source
psirt@adobe.com
NVD status
Analyzed
Products
acrobat_dc, acrobat_reader_dc, acrobat

Risk scores

CVSS 3.1

Type
Primary
Base score
5.5
Impact score
3.6
Exploitability score
1.8
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Severity
MEDIUM

Weaknesses

psirt@adobe.com
CWE-295

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.