# CVE-2026-34651: Adobe Commerce uncontrolled resource consumption leading to DoS

Source: https://junglewise.ai/threats/cve-2026-34651-adobe-commerce-uncontrolled-resource-consumption-leading-to-dos  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-05-12. Updated: 2026-05-20  
License: CC BY 4.0 with a link back

CVE-2026-34651 · Severity: high · CVSS 7.5 · Published 2026-05-12

Adobe Commerce, a popular e-commerce platform used for online storefronts, is affected by a security flaw that allows attackers to crash the website. By sending specific requests that consume excessive server resources, an attacker can make the store unavailable to legitimate customers. This could lead to lost sales and reputational damage during the period of the outage.

Technologies: [Adobe Commerce](https://junglewise.ai/threats/technologies/commerce), [Adobe Magento](https://junglewise.ai/threats/technologies/magento). Vendors: [Adobe](https://junglewise.ai/threats/vendors/adobe).

## Quick answers

**Is CVE-2026-34651 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-34651 being exploited in the wild.

**How severe is CVE-2026-34651?** High severity, with a CVSS score of 7.5, published 12 May 2026.

**Which products and versions are affected?** Adobe Commerce 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; Adobe Magento 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.

**Is there a fix for CVE-2026-34651?** 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-2026-34651 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-34651?** Check whether you run Adobe Commerce or Adobe Magento at an affected version. 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

Adobe Commerce is vulnerable to uncontrolled resource consumption (CWE-400). The flaw allows a remote, unauthenticated attacker to trigger excessive resource usage on the hosting server via the network. Successful exploitation results in a denial-of-service (DoS) condition, impacting the availability of the application. No user interaction is required for exploitation. The vulnerability is addressed in the APSB26-49 security update.

## Affected products

- Adobe Commerce 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
- Adobe Magento 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

## Timeline

- 2026-05-12: disclosed
- 2026-05-12: advisory: Adobe security bulletin APSB26-49 published

## References

- [https://helpx.adobe.com/security/products/magento/apsb26-49.html](https://helpx.adobe.com/security/products/magento/apsb26-49.html)

## Related threats

- [Adobe Commerce improper input validation in file write](https://junglewise.ai/threats/cve-2026-95631-adobe-commerce-is-affected-by-an-improper-input-validation)
- [Adobe Commerce improper input validation in security feature](https://junglewise.ai/threats/cve-2026-95630-adobe-commerce-is-affected-by-an-improper-input-validation)
- [Adobe Commerce stored XSS vulnerability in form fields](https://junglewise.ai/threats/cve-2026-92922-adobe-commerce-is-affected-by-a-stored-cross-site-scripting-xss)
- [Adobe Commerce stored XSS in form fields](https://junglewise.ai/threats/cve-2026-92911-adobe-commerce-is-affected-by-a-stored-cross-site-scripting-xss)
- [Adobe Commerce incorrect authorization security feature bypass](https://junglewise.ai/threats/cve-2026-92910-adobe-commerce-is-affected-by-an-incorrect-authorization)