CVE-2026-28452
Received Received - Intake

Denial of Service in OpenClaw extractArchive via Malicious Archives

Publication date: 2026-03-05

Last updated on: 2026-03-09

Assigner: VulnCheck

Description
OpenClaw versions prior to 2026.2.14 contain a denial of service vulnerability in the extractArchive function within src/infra/archive.ts that allows attackers to consume excessive CPU, memory, and disk resources through high-expansion ZIP and TAR archives. Remote attackers can trigger resource exhaustion by providing maliciously crafted archive files during install or update operations, causing service degradation or system unavailability.

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Meta Information

Published
2026-03-05
Last Modified
2026-03-09
Generated
2026-07-06
AI Q&A
2026-03-06
EPSS Evaluated
2026-07-05
NVD
CVE-2026-28452
EUVD
EUVD-2026-9901

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
openclaw openclaw to 2026.2.14 (exc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-770 The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

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Executive Summary

This vulnerability exists in OpenClaw versions prior to 2026.2.14 within the extractArchive function in the src/infra/archive.ts file.

It allows attackers to cause a denial of service by consuming excessive CPU, memory, and disk resources.

This is achieved by providing maliciously crafted high-expansion ZIP and TAR archive files during install or update operations.

When these archives are processed, they trigger resource exhaustion, leading to service degradation or system unavailability.

Impact Analysis

The vulnerability can impact you by causing denial of service conditions.

Specifically, attackers can exploit it to consume excessive CPU, memory, and disk resources on your system.

This resource exhaustion can lead to service degradation or complete system unavailability during install or update operations.

Compliance Impact

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Detection Guidance

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