What is CVE-2026-100117?

CVE-2026-100117 is a high-severity vulnerability in Adobe C2pa Tool, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2026-10-13.

How severe is CVE-2026-100117?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in Adobe C2pa Tool

CVE-2026-100117

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 write access. Exploitation of this issue does not require user interaction.

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

Published 2026-10-13 · last modified 2026-10-14.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/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)

CWE-20 — Improper Input Validation

References

www.adobe.com/trust/security/products/content-credentials-sdk/apsb26-163.html (vendor-advisory)

Frequently asked questions

What is CVE-2026-100117?: CVE-2026-100117 is a high-severity vulnerability in Adobe C2pa Tool, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2026-10-13.
How severe is CVE-2026-100117?: High severity. CVSS v3 base score is 7.5 out of 10.