CVE-2026-34635 ColdFusion | Use of Hard-coded Cryptographic Key (CWE-321)
A low-privileged attacker can bypass security measures to gain unauthorized read and write access due to a hard-coded cryptographic key in Adobe ColdFusion.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-34635?
CVE-2026-34635 is a high-severity vulnerability in Adobe Coldfusion, published on 11 Aug 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
is affected by a Use of Hard-coded Cryptographic Key vulnerability that could result in a Security feature bypass. A low-privileged attacker could leverage this vulnerability to bypass security measures and gain unauthorized read and write access. Exploitation of this issue does not require user interaction. Scope is changed.
Weakness: CWE-321
Which versions are affected by CVE-2026-34635?
It affects 1 product.
Products include Adobe Coldfusion.
How do I fix CVE-2026-34635?
No fix has been published for CVE-2026-34635 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-34635 being exploited?
There is no known exploitation of CVE-2026-34635 in the wild and no public exploit code.
Other vulnerabilities in Adobe Coldfusion
- CVE-2026-48282 Adobe ColdFusion Path Traversal
- CVE-2023-38203 Adobe ColdFusion Deserialization of Untrusted Data
- CVE-2023-29300 Adobe ColdFusion Deserialization of Untrusted Data
- CVE-2023-26359 Adobe ColdFusion Deserialization of Untrusted Data
- CVE-2018-15961 Adobe ColdFusion Unrestricted File Upload
Sources
Also known as GHSA-73xh-3v46-mfvh.