Integer overflow in Adobe C2pa
CVE-2026-48435
CAI Content Credentials is 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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.003 (15.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 15.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001
Affected products
- Adobe C2pa
- Adobe C2patool
- Adobe C2pa-Web
- Adobe Content Credentials Command-Line Tool — versions 0, c2patool-v0.27.6
- Adobe Content Credentials Js Sdk — versions 0, @contentauth/c2pa-web@0.12.1
- Adobe Content Credentials Rust Sdk — versions 0, c2pa-v0.90.6
Weakness classification (CWE)
References
- helpx.adobe.com/security/products/content-authenticity-sdk/apsb26-111.html (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-48435?
- CVE-2026-48435 is a medium-severity vulnerability in Adobe C2pa, classified under Integer Underflow. CVSS score: 6.2/10. Published 2026-08-11.
- How severe is CVE-2026-48435?
- Medium severity. CVSS v3 base score is 6.2 out of 10.