Adobe Commerce Uncontrolled Resource Consumption DoS (pre 2.4.9-beta1)
CVE-2026-34649 Published on May 12, 2026
Adobe Commerce | Uncontrolled Resource Consumption (CWE-400)
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.
Vulnerability Analysis
CVE-2026-34649 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is a Resource Exhaustion Vulnerability?
The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
CVE-2026-34649 has been classified to as a Resource Exhaustion vulnerability or weakness.
Products Associated with CVE-2026-34649
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Affected Versions
Adobe Commerce:- Before and including 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14, 2.4.5-p16, 2.4.4-p17 is affected.
- Version 2.4.9, 2.4.8-p5, 2.4.7-p10, 2.4.6-p15, 2.4.5-p17, 2.4.4-p18 is unaffected.
- Before and including 1.5.3-beta1, 1.5.2-p4, 1.4.2-p9, 1.3.4-p16, 1.3.3-p17 is affected.
- Version 1.5.3, 1.5.2-p5, 1.4.2-p10, 1.3.4-p17, 1.3.3-p18 is unaffected.
- Before and including 2.4.9-beta1, 2.4.8-p4, 2.4.7-p9, 2.4.6-p14 is affected.
- Version 2.4.9, 2.4.8-p5, 2.4.7-p10, 2.4.6-p15 is unaffected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.