Adobe Campaign Classic: Incorrect Authorization allows arbitrary code execution
Summary
Adobe Campaign Classic version 7 up to and including 7.4.4 build 9402 on Windows and Linux contains an Incorrect Authorization flaw (CWE-863). An attacker with a low-privileged account on the network can execute arbitrary code in the context of the current user, without user interaction, and the scope is changed. Adobe rates the flaw critical (CVSS 9.9) and reports no known exploitation in the wild.
Affected
- Adobe Campaign Classic (ACC) v7: 7.4.4 build 9402 and earlier
- Platforms: Windows, Linux
Fixed in
- Adobe Campaign Classic (ACC) v7: 7.4.4 build 9403 or later
Workaround
Unknown.
Exploitation
- Adobe is not aware of any exploits in the wild for the issues in bulletin APSB26-162, including this CVE.
- No CISA KEV listing found.
- No publicly confirmed proof-of-concept code for this CVE found.
Our recommendation
- Update Adobe Campaign Classic to 7.4.4 build 9403 or later on Windows and Linux, starting with internet-facing and high-value systems.
- Check the installed build number on all Campaign Classic servers, including test and staging systems.
- Restrict access to administrative and application interfaces, review web and application logs for anomalous requests, and monitor for unexpected outbound connections from Campaign servers until patched.
Public exploits
PoC-in-GitHub, Metasploit and Exploit-DB list nothing for this CVE.
Research sources
- Adobe Security Bulletin APSB26-162 www.adobe.com
- The Hacker News: Adobe fixes 8 critical Campaign Classic flaws thehackernews.com
- SentinelOne/PSIRT CVE entry CVE-2026-105780 psirt.com
- VulDB CVE-2026-105780 entry vuldb.com
- Adobe Campaign Classic security bulletin APSB26-142 (previous update) helpx.adobe.com
Researched and written up in English and German by an AI (Claude by Anthropic) based on NVD, CISA, EPSS and the sources listed. The vendor information is authoritative. Researched on 30 Oct 2026, 14:51.
Original description (NVD)
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. A low-privileged attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.
NVD references (1)
Sources
The tracker combines official, freely usable data sources – updated continuously:
- NVD (NIST) – CVEs, rating (CVSS), affected products
- CISA KEV – vulnerabilities confirmed by CISA as actively exploited
- CISA Vulnrichment – CISA assessment (SSVC) in the official CVE record
- FIRST EPSS – probability of exploitation
- Microsoft MSRC – Patch Tuesday: vulnerabilities, severity, updates
- PoC-in-GitHub – public proof-of-concept repositories
- Metasploit (Rapid7) – modules of the Metasploit Framework
- Exploit-DB (OffSec) – archive of public exploits (links only)
- Patch days: official vendor pages (linked per vendor) (Vendor patch days)
This product uses data from the NVD API but is not endorsed or certified by the NVD. EPSS data © FIRST.org.
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