Description
OpenClaw before 2026.3.31 contains a decompression bomb vulnerability in image processing that fails to properly enforce pixel-limit guards on sips. Attackers can exploit this by uploading oversized images to cause denial of service through excessive memory consumption.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| OpenClaw | OpenClaw | < 2026.3.31 | 2026.3.31 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| npm | openclaw | < 2026.3.31 | 2026.3.31 | GHSA-w85g-3h6x-4xh2 |
Advisories 1
- WID-SEC-2026-0948 OpenClaw: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 28, 2026
References
- GitHub Security Advisory (GHSA-w85g-3h6x-4xh2) vendor-advisory
- Patch Commit patch
- VulnCheck Advisory: OpenClaw < 2026.3.31 - Decompression Bomb Denial of Service via Image Pixel-Limit Guard Bypass third-party-advisory