RCE in Adobe Campaign Classic
CVE-2026-89276
Adobe Campaign Classic (ACC) is affected by an Improper Control of Generation of Code ('Code Injection') vulnerability that could result in arbitrary code execution in the context of the current user. A low-privileged attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L.
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
- helpx.adobe.com/security/products/campaign/apsb26-142.html (vendor-advisory)
Frequently asked questions
- What is CVE-2026-89276?
- CVE-2026-89276 is a critical-severity vulnerability in Adobe Campaign Classic, classified under Code Injection. CVSS score: 9.9/10. Published 2026-09-22.
- How severe is CVE-2026-89276?
- Critical severity. CVSS v3 base score is 9.9 out of 10.