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OpenClaw < 2026.3.28 - Unauthorized Media Download via Zalo Channel

Type: advisorySource: Official CVE List1 source record

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.

Announced Group revision 1
Original source ↗

CVE-2026-33576

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-33576

OpenClaw

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "OpenClaw",
    "product": "OpenClaw",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "2026.3.28",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "2026.3.28",
        "versionType": "semver"
      }
    ],
    "packageURL": "pkg:npm/openclaw",
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-33576

Source reference: /cveMetadata/cveId

Publisher severity

medium

Source reference: /containers/cna/metrics

Event
#854 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement