Integer overflow in Adobe C2pa
CVE-2026-34680
CAI Content Credentials versions 0.78.2, 0.7.0 and earlier are affected by an Integer Overflow or Wraparound vulnerability that could result in an application denial-of-service. An attacker could exploit this vulnerability to crash the app…
Vulnerability class: Integer Overflow
EPSS: 0.000 (0.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
Weakness classification (CWE)
References
- psirt@adobe.com (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-34680?
- CVE-2026-34680 is a medium-severity vulnerability in Adobe C2pa, classified under Integer Overflow or Wraparound. CVSS score: 6.2/10. Published 2026-05-12.
- How severe is CVE-2026-34680?
- Medium severity. CVSS v3 base score is 6.2 out of 10.