What’s Vulnerable › Vulnerabilities

CVE-2026-28452: OpenClaw < 2026.2.14 - Denial of Service via Unguarded Archive Extraction in extractArchive

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-05 · updated 2026-06-17
• Weakness: CWE-770

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.

Affected products

• OpenClaw: before 2026.2.14 — fixed in 2026.2.14

How to fix

Upgrade to a fixed version: OpenClaw 2026.2.14. Check the vendor advisory for mitigations.

References

• https://github.com/openclaw/openclaw/commit/5f4b29145c236d124524c2c9af0f8acd048fbdea
• https://github.com/openclaw/openclaw/commit/d3ee5deb87ee2ad0ab83c92c365611165423cb71
• https://github.com/openclaw/openclaw/security/advisories/GHSA-h89v-j3x9-8wqj
• https://www.vulncheck.com/advisories/openclaw-denial-of-service-via-unguarded-archive-extraction-in-extractarchive

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