Improper input validation in Adobe C2pa Tool

CVE-2026-48378

CAI Content Credentials is affected by an Improper Input Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized limited write access. Exploitation of this issue does not require user interaction.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

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-2026-48378?
CVE-2026-48378 is a medium-severity vulnerability in Adobe C2pa Tool, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2026-10-13.
How severe is CVE-2026-48378?
Medium severity. CVSS v3 base score is 5.3 out of 10.