Bulletin ID
Last updated on
Aug 3, 2026
Security update available for Adobe Campaign Classic | APSB26-12X
|
|
Date Published |
Priority |
|
APSB26-12X |
August 11, 2026 |
1 |
Summary
Adobe has released a security update for Adobe Campaign Classic. This update addresses a critical vulnerability that could result in arbitrary code execution.
Adobe is not aware of any exploits in the wild for any of the issues addressed in this update.
Affected versions
| Product | Affected version | Platform |
|---|---|---|
| Adobe Campaign Classic |
ACC v7: 7.4.3 build 9398 and earlier | Windows, Linux |
Solution
Adobe categorizes these updates with the following priority rating and recommends users update their installation to the newest version:
| Product | Updated version | Platform | Priority rating | Availability |
|---|---|---|---|---|
| Adobe Campaign Classic |
ACC v7 7.4.3 build 9399 | Windows, Linux | 1 |
Note
This security bulletin applies only to fully on-premise deployments of Adobe Campaign Classic and to the on-premise components of hybrid deployments. Adobe-hosted instances have already been remediated and require no customer action.
Vulnerability Details
| Vulnerability Category | Vulnerability Impact | Severity | CVSS base score | CVSS vector | CVE Number |
Incorrect Authorization (CWE-863) |
Arbitrary code execution |
Critical |
10.0 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
CVE-2026-27302 |
Note
Effective August 11, 2026, Adobe may assign a single CVE identifier to internally discovered vulnerabilities with the same severity rating and CWE category when a release includes systemic fixes.
