CVE-2026-27221 | THREATINT

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.

PUBLISHED Reserved 2026-02-18 | Published 2026-03-10 | Updated 2026-03-11 | Assigner adobe

MEDIUM: 5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Problem types

Improper Certificate Validation (CWE-295)

Product status

Default status

affected

Any version

affected

References

helpx.adobe.com/security/products/acrobat/apsb26-26.html vendor-advisory

cve.org (CVE-2026-27221)

nvd.nist.gov (CVE-2026-27221)

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