# CVE-2026-41334: CVE-2026-41334

Status: published. Published: 2026-04-23. Updated: 2026-11-11.

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.

## Remediation

- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: disclosure@vulncheck.com) — https://github.com/openclaw/openclaw/commit/0ed4f8a72bb140045962e97ab01c94c076b758a4
- fix: openclaw (npm): OSV reports a fixed version 2026.3.31. Check the advisory for supported release branches. (source: OSV GHSA-w85g-3h6x-4xh2) — https://github.com/advisories/GHSA-w85g-3h6x-4xh2

## Affected products and versions

- openclaw / openclaw: < 2026.3.31 (affected, custom). Source: NVD
-  / openclaw (openclaw): ≥ 0; < 2026.3.31 (affected, semver); OSV events: introduced 0; fixed 2026.3.31. Source: OSV GHSA-w85g-3h6x-4xh2

## NVD configuration conditions

Affected CPE matches depend on the following AND/OR and negation conditions:

```json
[
  {
    "negate": false,
    "nodes": [
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*",
            "versionEndExcluding": "2026.3.31",
            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      }
    ],
    "operator": "OR"
  }
]
```

## Severity and prioritization

- CVSS 4.0: 7.1 (high); CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X; source: NVD: disclosure@vulncheck.com

- CVSS 3.1: 6.5 (medium); CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H; source: NVD: disclosure@vulncheck.com

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: exploitation none; automatable no; technical impact partial; source NVD SSVC: 134c704f-9b21-4f2e-91b3-4a467353bcc0

- Weaknesses: CWE-636

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://github.com/openclaw/openclaw/commit/0ed4f8a72bb140045962e97ab01c94c076b758a4 (disclosure@vulncheck.com; Patch)

- https://github.com/openclaw/openclaw/security/advisories/GHSA-w85g-3h6x-4xh2 (disclosure@vulncheck.com; Vendor Advisory)

- https://www.vulncheck.com/advisories/openclaw-decompression-bomb-denial-of-service-via-image-pixel-limit-guard-bypass (disclosure@vulncheck.com; Third Party Advisory)

- https://github.com/advisories/GHSA-w85g-3h6x-4xh2 (OSV / GitHub Security Advisories; advisory)

- https://osv.dev/vulnerability/GHSA-w85g-3h6x-4xh2 (OSV / GitHub Security Advisories; osv)

## Provenance

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-41334; retrieved 2026-11-12; source updated 2026-11-11

- OSV / GitHub Security Advisories: https://osv.dev/vulnerability/GHSA-w85g-3h6x-4xh2; retrieved 2026-11-12; source updated 2026-07-08

Revision: 3b6bc6bcd65db77d83bbfa0d930547af87c896c12e52c1a8f0d61142940cac2f

Canonical: https://y2.dev/cve/CVE-2026-41334

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