CVE-2026-48303
Adobe Campaign Classic versions 7.4.3 build 9394 and earlier contain a critical authorization flaw that lets attackers run arbitrary code as the current user without any user interaction. The vulnerability can be exploited over the network and changes the scope, potentially compromising confidentiality, integrity, and availability.
No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.
Who is affected
Adobe Campaign Classic 7.4.3 build 9394 and earlier on any platform (Linux, Windows).
Real-world impact
An attacker could execute arbitrary code on the affected system with the privileges of the user running Adobe Campaign, potentially taking full control of the server, stealing data, or disrupting services.
Why this severity
The CVSS score of 10 reflects that the flaw is network‑exploitable, requires no privileges or user interaction, and can lead to complete compromise of confidentiality, integrity, and availability.
What to do about it
No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.
No fix documented in sources
Timeline
- Jun 9, 2026 · Jun 9, 2026PublishedDisclosed and added to the National Vulnerability Database.
- Jul 23, 2026 · 12d agoAdvisory updatedThe NVD record was last revised.
How it’s attacked
References & advisories
- helpx.adobe.com/security/products/campaign/…vendor advisory