CVE-2025-64787 Acrobat Reader | Improper Verification of Cryptographic Signature (CWE-347)
Attackers can bypass cryptographic signature verification in Acrobat Reader to gain limited unauthorized write access, requiring user interaction.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-64787?
CVE-2025-64787 is a low-severity vulnerability in Adobe Acrobat, published on 9 Dec 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Acrobat Reader versions 24.001.30264, 20.005.30793, 25.001.20982, 24.001.30273, 20.005.30803 and earlier are affected by an Improper Verification of Cryptographic Signature vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass cryptographic protections and gain limited unauthorized write access. Exploitation of this issue requires user interaction with a cryptographic signature.
Weakness: CWE-347
Which versions are affected by CVE-2025-64787?
It affects 4 products.
Products include Adobe Acrobat, Adobe Acrobat Dc, Adobe Acrobat Reader, Adobe Acrobat Reader Dc.
How do I fix CVE-2025-64787?
No fix has been published for CVE-2025-64787 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-64787 being exploited?
There is no known exploitation of CVE-2025-64787 in the wild and no public exploit code.
Other vulnerabilities in Adobe Acrobat
Sources
Also known as GHSA-636h-73hj-chgr.