CVE-2026-34667
Medium
Description
CAI Content Credentials versions [email protected], c2pa-v0.78.2 and earlier are affected by an Integer Underflow (Wrap or Wraparound) vulnerability that could result in an application denial-of-service. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. Exploitation of this issue does not require user interaction.
SeverityMedium
CVSS6.2
Exploit probability—
Product
Adobe C2pa
PublishedMay 12, 2026
First seenMay 12, 2026
Weakness typeCWE-191CWE-191
How to fix
Update
- adobe c2pa0.80.1 or later
- adobe c2pa-web0.7.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| adobe c2pa | v < 0.80.1 | 0.80.1 |
| adobe c2pa-web | v < 0.7.1 | 0.7.1 |
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