CVE-2026-27221

EUVD-2026-10901
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
adobeCNA
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
adobeacrobat_dc
𝑥
< 25.001.21288
adobeacrobat_reader_dc
𝑥
< 25.001.21288
adobeacrobat
24.001.20604 ≤
𝑥
< 24.001.30356
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://helpx.adobe.com/security/products/acrobat/apsb26-26.html