Integer overflow in Adobe Content Credentials Command-Line Tool

CVE-2026-89277

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.

Vulnerability class: Integer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-89277?
CVE-2026-89277 is a medium-severity vulnerability in Adobe Content Credentials Command-Line Tool, classified under Integer Overflow or Wraparound. CVSS score: 5.5/10. Published 2026-09-22.
How severe is CVE-2026-89277?
Medium severity. CVSS v3 base score is 5.5 out of 10.