medium5.5
CVE-2026-27221
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…
Impact
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 products
| Vendor | Product | Affected versions |
|---|---|---|
| Adobe | Acrobat Dc | before 25.001.21288 |
| Adobe | Acrobat Reader Dc | before 25.001.21288 |
| Adobe | Acrobat | from 24.001.20604 before 24.001.30356 |