Auth bypass in Adobe Campaign Classic
CVE-2026-71398
Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.012 (66.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.012 · change: +0.004
Affected products
- Adobe Campaign Classic — versions 0, ACC v7: 7.4.4 build 9400
- Adobe Campaign
Weakness classification (CWE)
References
- helpx.adobe.com/security/products/campaign/apsb26-123.html (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-71398?
- CVE-2026-71398 is a critical-severity vulnerability in Adobe Campaign Classic, classified under Incorrect Authorization. CVSS score: 10.0/10. Published 2026-08-11.
- How severe is CVE-2026-71398?
- Critical severity. CVSS v3 base score is 10.0 out of 10.