CVE-2026-34656 Adobe Commerce | Improper Authorization (CWE-285)

Medium 4.3 Published 12 May 2026 Updated 27 Aug 2026

An attacker can bypass security measures to gain unauthorized write access by tricking a victim into visiting a malicious URL.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2026-34656?

CVE-2026-34656 is a medium-severity missing authorization vulnerability in Adobe Commerce, published on 12 May 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

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 Improper Authorization vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write access. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page.

Weakness: CWE-285

Which versions are affected by CVE-2026-34656?

It affects 3 products.

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

How do I fix CVE-2026-34656?

No fix has been published for CVE-2026-34656 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-34656 being exploited?

There is no known exploitation of CVE-2026-34656 in the wild and no public exploit code.

All Adobe Commerce vulnerabilities

Sources

Also known as GHSA-q79h-qrw2-xqrf.