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CVE-2026-33576

OpenClaw < 2026.3.28 - Unauthorized Media Download via Zalo Channel

CVSS 4.0 6.9 MEDIUMCVSS 3.1 6.5 MEDIUMCheck source for fixed versionsKEV status unknown

Original advisory

Historical advisory recorded 23 Oct 2026 15:48:27 UTC. Read the latest advisory.

cve-program · CVE-2026-33576

Published

OpenClaw before 2026.3.28 downloads and stores inbound media from Zalo channels before validating sender authorization. Unauthorized senders can force network fetches and disk writes to the media store by sending messages that are subsequently rejected.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-33576

Published

OpenClaw

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "OpenClaw",
                    "product": "OpenClaw",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThan": "2026.3.28",
                            "versionType": "semver"
                        },
                        {
                            "status": "unaffected",
                            "version": "2026.3.28",
                            "versionType": "semver"
                        }
                    ],
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:npm/openclaw"
                }

Original source record · Cite this exact observation · Complete original publisher JSON