CVE-2026-89276: Adobe Campaign Classic (ACC) | Improper Control of Generation of Code ('Code Injection') (CWE-94)

Severity: critical (CVSS 9.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-22 · updated 2026-09-26
Weakness: CWE-94

Description

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.

Affected products

Adobe Campaign Classic: through 7.4.3; 7.4.4-9400, 7.4.4-9401

References

https://helpx.adobe.com/security/products/campaign/apsb26-142.html

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