CVE-2026-27221

Summary

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.

Affected Software

VendorProductVersion RangeStatus
AdobeAcrobat Reader0 <= 25.001.21265affected

Weaknesses

  • CWE-295: Improper Certificate Validation (CWE-295)

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References