AdobeCVE-2026-76189
Adobe C2PA Tool: integer overflow
Medium6.2CVE-2026-76189 · Published Aug 25, 2026 · updated Sep 1, 2026
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.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| C2PA Tool Product | <= c2patool-v0.26.70 | No fix yet |
| Content Credentials Rust SDK Product | <= c2pa-v0.89.0 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-191
More Adobe advisories
All Adobe| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Aug 25 | Adobe Campaign Classic: command injection | Critical10.0 | No fix yet |
| Aug 25 | Adobe C2PA Tool: improper input validation | Medium5.5 | No fix yet |
| Aug 25 | Adobe Substance3D - Painter: untrusted search path | High7.8 | No fix yet |
| Aug 25 | Adobe Substance3D - Painter: heap buffer overflow | High7.8 | No fix yet |
| Aug 25 | Adobe Substance3D - Painter: out-of-bounds write | High7.8 | No fix yet |
| Aug 25 | Adobe Campaign Classic: server-side request forgery | Critical10.0 | No fix yet |