CVE-2026-89277CWE-190

CVE-2026-89277

Medium · published September 22, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
15.5
In the wild
Unconfirmed
What it is

CAI Content Credentials is 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 application, leading to a denial-of-service condition. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00251 · 15.5th percentile
Weakness
CWE-190 · Integer Overflow or Wraparound
Published
2026-09-22T23:16Z
Affected products (2)
ProductVersionsFixed in
adobe/c2pa< 0.90.170.90.17
adobe/c2patool< 0.27.170.27.17
References (1)
EPSS history
Timeline
  • 24 SEP 03:25Z
    EPSS moved — → 0%
    epss
  • 22 SEP 18:50Z
    CAI Content Credentials | Integer Overflow or Wraparound (CWE-190)
    cvelistv5