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OpenClaw < 2026.4.2 - Sender Allowlist Bypass via Slack Thread Context

Type: advisorySources: OSV

OpenClaw before 2026.4.2 fails to filter Slack thread context by sender allowlist, allowing non-allowlisted messages to enter agent context. Attackers can inject unauthorized thread messages through allowlisted user replies to bypass sender access controls and manipulate model context.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-41358
Confirmed fixed CVEs
Not specified
Updated in this feed
2 Nov 2026, 18:32 UTC · Revision 1

Source evidence

OpenClaw < 2026.4.2 - Sender Allowlist Bypass via Slack Thread Context

core-osv · Original source

Published 23 Apr 2026, 21:58 UTC

OpenClaw before 2026.4.2 fails to filter Slack thread context by sender allowlist, allowing non-allowlisted messages to enter agent context. Attackers can inject unauthorized thread messages through allowlisted user replies to bypass sender access controls and manipulate model context.

osv:CVE-2026-41358
Complete source record
{
  "id": "3e56f52f4b7c4da86ff0f990a27492ddc1d345f9b8134fe1108d5fdd91387f57",
  "url": "https://osv.dev/vulnerability/CVE-2026-41358",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "OpenClaw < 2026.4.2 - Sender Allowlist Bypass via Slack Thread Context",
    "summary": "OpenClaw before 2026.4.2 fails to filter Slack thread context by sender allowlist, allowing non-allowlisted messages to enter agent context. Attackers can inject unauthorized thread messages through allowlisted user replies to bypass sender access controls and manipulate model context.",
    "evidence": "osv:CVE-2026-41358",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-41358",
      "aliases": [
        "CVE-2026-41358",
        "GHSA-qm77-8qjp-4vcm"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/openclaw/openclaw",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "d74a12264aa5fb0598605e8f04e1864b7239ddd5"
                },
                {
                  "fixed": "ac5bc4fb37becc64a2ec314864cca1565e921f2d"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2026.4.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "ac5bc4fb37becc64a2ec314864cca1565e921f2d"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2026.4.1",
            "v2026.4.1-beta.1",
            "v2026.3.31",
            "v2026.3.31-beta.1",
            "v2026.3.28",
            "v2026.3.28-beta.1",
            "v2026.3.24",
            "v2026.3.24-beta.2",
            "v2026.3.24-beta.1",
            "v2026.3.23-2",
            "v2026.3.23",
            "v2026.3.23-beta.1",
            "v2026.3.22",
            "v2026.3.22-beta.1",
            "v2026.3.13-1",
            "v2026.3.13",
            "v2026.3.12",
            "v2026.3.11",
            "v2026.3.11-beta.1",
            "v2026.3.8",
            "v2026.3.8-beta.1",
            "v2026.3.7",
            "v2026.3.7-beta.1",
            "v2026.3.2-beta.1",
            "v2026.3.2",
            "v2026.3.1",
            "v2026.2.26",
            "v2026.2.26-beta.1",
            "v2026.2.25",
            "v2026.2.25-beta.1",
            "v2026.2.24",
            "v2026.2.24-beta.1",
            "v2026.2.23",
            "v2026.2.23-beta.1",
            "v2026.2.22",
            "v2026.2.22-beta.1",
            "v2026.2.21",
            "v2026.2.21-beta.1",
            "v2026.2.19-beta.1",
            "v2026.2.19",
            "v2026.2.17",
            "v2026.2.15-beta.1",
            "v2026.2.14",
            "v2026.2.13",
            "v2026.2.12",
            "v2026.2.9",
            "v2026.2.6-3",
            "v2026.2.6-2",
            "v2026.2.6-1",
            "v2026.2.6",
            "v2026.2.3",
            "v2026.2.2",
            "v2026.2.1",
            "v2026.1.30",
            "v2026.1.29",
            "v2026.1.24-1",
            "v2026.1.24",
            "v2026.1.23",
            "v2026.1.22",
            "v2026.1.21",
            "v2026.1.20",
            "v2026.1.16-2",
            "v2026.1.15",
            "v2026.1.14-1",
            "v2026.1.13",
            "v2026.1.12-2",
            "v2026.1.12",
            "v2026.1.11-3",
            "v2026.1.11-2",
            "v2026.1.11-1",
            "v2026.1.11",
            "v2026.1.10",
            "v2026.1.9",
            "v2026.1.8",
            "v2026.1.5-3",
            "v2026.1.5-2",
            "v2026.1.5-1",
            "v2026.1.5",
            "v2.0.0-beta5",
            "v2.0.0-beta4",
            "v2.0.0-beta3",
            "v2.0.0-beta2",
            "v2.0.0-beta1",
            "v1.3.0",
            "v1.2.2",
            "v1.2.1",
            "v1.2.0",
            "v1.1.0",
            "v1.0.4",
            "v0.1.3",
            "v0.1.2",
            "v0.1.1",
            "v0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-41358.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:22.574339232Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41358.json",
        "https://github.com/openclaw/openclaw/security/advisories/GHSA-qm77-8qjp-4vcm",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-41358",
        "https://www.vulncheck.com/advisories/openclaw-sender-allowlist-bypass-via-slack-thread-context",
        "https://github.com/openclaw/openclaw/commit/ac5bc4fb37becc64a2ec314864cca1565e921f2d"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-346"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41358.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-41358",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 488540,
  "published_at": "2026-04-23T21:58:16.948+00:00"
}