CVE-2026-34651 Adobe Commerce | Uncontrolled Resource Consumption (CWE-400)

High 7.5 Published 12 May 2026 Updated 27 Aug 2026

An attacker can exhaust system resources to cause a denial-of-service condition in Adobe Commerce without user interaction.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-34651?

CVE-2026-34651 is a high-severity denial of service vulnerability in Adobe Commerce, published on 12 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Adobe Commerce versions 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 and earlier are affected by an Uncontrolled Resource Consumption vulnerability that could lead to application denial-of-service. An attacker could exploit this vulnerability to exhaust system resources, resulting in an application denial-of-service condition. Exploitation of this issue does not require user interaction.

Weakness: CWE-400

Which versions are affected by CVE-2026-34651?

It affects 3 products.

Products include Adobe Commerce, Adobe Commerce B2b, Adobe Magento.

How do I fix CVE-2026-34651?

No fix has been published for CVE-2026-34651 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2026-34651 being exploited?

There is no known exploitation of CVE-2026-34651 in the wild and no public exploit code.

All Adobe Commerce vulnerabilities

Sources

Also known as GHSA-6w96-qjj8-6ccj.