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Adobe Security Bulletin

Last updated on Aug 11, 2026

Security update available for Adobe Campaign Classic | APSB26-123

Bulletin ID
Date published
Priority
APSB26-123
August 11, 2026
1
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Summary

Adobe has released a security update for Adobe Campaign Classic. This update addresses critical vulnerabilities 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 9399 and earlier
Windows, Linux
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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 7.4.4 build 9400
Windows, Linux
1
Release Notes
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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.

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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-2026-71398
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
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') (CWE-89)
Arbitrary code execution
Critical
9.0
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CVE-2026-48381

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.

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NOTE: Adobe has a public bug bounty program with HackerOne. If you are interested in working with Adobe as an external security researcher, please check out https://app.intigriti.com/programs/adobe/adobepublic/detail.

For more information, visit https://www.adobe.com/trust/security/bug-bounty.html, or email PSIRT@adobe.com.