CVE-2026-34654 Adobe Commerce | Dependency on Vulnerable Third-Party Component (CWE-1395)

Medium 5.3 Published 12 May 2026 Updated 27 Aug 2026

An attacker can crash the Adobe Commerce application via a vulnerable third-party dependency, causing a denial-of-service condition 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-2026-34654?

CVE-2026-34654 is a medium-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 a Dependency on Vulnerable Third-Party Component vulnerability that could result in an application denial-of-service. An attacker could exploit this vulnerability to crash the application, leading to a denial-of-service condition. Exploitation of this issue does not require user interaction.

Weakness: CWE-1395

Which versions are affected by CVE-2026-34654?

It affects 3 products.

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

How do I fix CVE-2026-34654?

No fix has been published for CVE-2026-34654 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-2026-34654 being exploited?

There is no known exploitation of CVE-2026-34654 in the wild and no public exploit code.

All Adobe Commerce vulnerabilities

Sources

Also known as GHSA-mw4p-x73x-h5hj.