# CVE-2026-82003: Adobe Campaign Classic improper input validation code execution

Source: https://junglewise.ai/threats/cve-2026-82003-adobe-campaign-classic-acc-is-affected-by-an-improper-input  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-22. Updated: 2026-09-26  
License: CC BY 4.0 with a link back

CVE-2026-82003 · Severity: high · CVSS 8.5 · Published 2026-09-22

Adobe Campaign Classic is an enterprise marketing automation platform used to manage customer campaigns and communications. A vulnerability in input validation allows a low-privileged attacker to execute arbitrary code within the application, potentially compromising the marketing data, customer information, and operations managed by the platform. No user interaction is required to exploit this vulnerability.

Technologies: [Adobe Campaign Classic](https://junglewise.ai/threats/technologies/campaign-classic), [Linux Kernel](https://junglewise.ai/threats/technologies/kernel), [Microsoft Windows](https://junglewise.ai/threats/technologies/windows). Vendors: [Adobe](https://junglewise.ai/threats/vendors/adobe), [Linux](https://junglewise.ai/threats/vendors/linux), [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2026-82003 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-82003 being exploited in the wild.

**How severe is CVE-2026-82003?** High severity, with a CVSS score of 8.5, published 22 September 2026.

**Which products and versions are affected?** Adobe Campaign Classic.

**Is there a fix for CVE-2026-82003?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-82003 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-82003?** Check whether you run Adobe Campaign Classic, Linux Kernel or Microsoft Windows. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An improper input validation flaw in Adobe Campaign Classic allows a low-privileged attacker to achieve arbitrary code execution in the context of the current user. The vulnerability has changed scope and does not require user interaction for exploitation, though successful exploitation depends on certain conditions beyond the attacker's control. A fix is expected to be available from Adobe.

## Affected products

- Adobe Campaign Classic

## Timeline

- 2026-09-22: disclosed

## References

- [https://helpx.adobe.com/security/products/campaign/apsb26-142.html](https://helpx.adobe.com/security/products/campaign/apsb26-142.html)

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