CVE-2026-27221

MEDIUM

Acrobat Reader <25.001.21265 - Auth Bypass

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 5.5
EPSS 0.0003
EPSS Percentile 7.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-295
Status published
Products (3)
adobe/acrobat 24.001.20604 - 24.001.30356
adobe/acrobat_dc < 25.001.21288
adobe/acrobat_reader_dc < 25.001.21288
Published Mar 10, 2026
Tracked Since Mar 11, 2026