OpenClaw versions prior to 2026.2.14 contain a denial of service vulnerability in the fetchWithGuard function that allocates entire response payloads in memory before enforcing maxBytes limits. Remote attackers can trigger memory exhaustion by serving oversized responses without content-length headers to cause availability loss.
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Affected Vendors & Products
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History
Mon, 09 Mar 2026 21:15:00 +0000
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ssvc
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Thu, 05 Mar 2026 22:15:00 +0000
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| Description | OpenClaw versions prior to 2026.2.14 contain a denial of service vulnerability in the fetchWithGuard function that allocates entire response payloads in memory before enforcing maxBytes limits. Remote attackers can trigger memory exhaustion by serving oversized responses without content-length headers to cause availability loss. | |
| Title | OpenClaw < 2026.2.14 - Denial of Service via Unbounded URL-backed Media Fetch | |
| First Time appeared |
Openclaw
Openclaw openclaw |
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| Weaknesses | CWE-770 | |
| CPEs | cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:* | |
| Vendors & Products |
Openclaw
Openclaw openclaw |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-03-05T22:00:06.574Z
Updated: 2026-03-09T20:37:30.422Z
Reserved: 2026-03-04T16:16:15.967Z
Link: CVE-2026-29609
Updated: 2026-03-09T20:37:18.381Z
Status : Undergoing Analysis
Published: 2026-03-05T22:16:24.043
Modified: 2026-03-09T21:16:17.290
Link: CVE-2026-29609
No data.
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