CVE-2026-122100 CAI Content Credentials | Improper Verification of Cryptographic Signature (CWE-347)
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-122100?
CVE-2026-122100 is a medium-severity vulnerability in Adobe C2PA Tool, published on 10 Nov 2026.
Official description
CAI Content Credentials is 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 security measures and gain unauthorized write access. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page.
Weakness: CWE-347
Which versions are affected by CVE-2026-122100?
How do I fix CVE-2026-122100?
No fix has been published for CVE-2026-122100 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-122100 being exploited?
There is no known exploitation of CVE-2026-122100 in the wild and no public exploit code.
Sources
Also known as GHSA-4gfx-rh9r-2w36.