Adobe Commerce | Uncontrolled Resource Consumption (CWE-400) (CVE-2026-34648) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-34648

Adobe Commerce | Uncontrolled Resource Consumption (CWE-400)

Answer in brief

CVE-2026-34648 records a Unknown severity vulnerability in Adobe Commerce | Uncontrolled Resource Consumption (CWE-400). The current sources do not mark it as known exploited. The current feed maps Adobe/Adobe Commerce (generic), Adobe/Adobe Commerce B2B (generic), Adobe/Magento Open Source (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published May 12, 2026Updated Aug 27, 2026Source checked Aug 27, 2026First seen by HOL Aug 27, 2026Material review Aug 27, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 3 mapped packages or products
Fix availability: Not reported

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Adobe/Adobe Commerce (generic), Adobe/Adobe Commerce B2B (generic), Adobe/Magento Open Source (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Adobe/Adobe Commercegeneric	0	Not reported
Adobe/Adobe Commerce B2Bgeneric	0	Not reported
Adobe/Magento Open Sourcegeneric	0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Adobe/Adobe Commerce, Adobe/Adobe Commerce B2B, Adobe/Magento Open Source.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
May 12, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 27, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 27, 2026

Sources and claim methodology

Source referencehelpx.adobe.com

Upstream source 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.

Quoted source text, attributed separately from HOL analysis.