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OpenClaw < 2026.2.15 - Cache Poisoning via Deprecated SHA-1 Hash in Sandbox Configuration

Type: advisorySources: OSV

OpenClaw versions prior to 2026.2.15 use SHA-1 to hash sandbox identifier cache keys for Docker and browser sandbox configurations, which is deprecated and vulnerable to collision attacks. An attacker can exploit SHA-1 collisions to cause cache poisoning, allowing one sandbox configuration to be misinterpreted as another and enabling unsafe sandbox state reuse.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-28479
Confirmed fixed CVEs
Not specified
Updated in this feed
4 Nov 2026, 17:11 UTC · Revision 1

Source evidence

OpenClaw < 2026.2.15 - Cache Poisoning via Deprecated SHA-1 Hash in Sandbox Configuration

core-osv · Original source

Published 5 Mar 2026, 21:59 UTC

OpenClaw versions prior to 2026.2.15 use SHA-1 to hash sandbox identifier cache keys for Docker and browser sandbox configurations, which is deprecated and vulnerable to collision attacks. An attacker can exploit SHA-1 collisions to cause cache poisoning, allowing one sandbox configuration to be misinterpreted as another and enabling unsafe sandbox state reuse.

osv:CVE-2026-28479
Complete source record
{
  "id": "bc60362a57f02a0496d280bc83a2a44f3a39afe0db11daab46ef268169778a5d",
  "url": "https://osv.dev/vulnerability/CVE-2026-28479",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "OpenClaw < 2026.2.15 - Cache Poisoning via Deprecated SHA-1 Hash in Sandbox Configuration",
    "summary": "OpenClaw versions prior to 2026.2.15 use SHA-1 to hash sandbox identifier cache keys for Docker and browser sandbox configurations, which is deprecated and vulnerable to collision attacks. An attacker can exploit SHA-1 collisions to cause cache poisoning, allowing one sandbox configuration to be misinterpreted as another and enabling unsafe sandbox state reuse.",
    "evidence": "osv:CVE-2026-28479",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-28479",
      "aliases": [
        "CVE-2026-28479",
        "GHSA-fh3f-q9qw-93j9"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/openclaw/openclaw",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "559c8d9930eebb5356506ff1a8cd3dbaec92be77"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "fixed": "559c8d9930eebb5356506ff1a8cd3dbaec92be77"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "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-2026-28479.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:37.775756465Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/28xxx/CVE-2026-28479.json",
        "https://github.com/openclaw/openclaw/security/advisories/GHSA-fh3f-q9qw-93j9",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-28479",
        "https://www.vulncheck.com/advisories/openclaw-cache-poisoning-via-deprecated-sha-hash-in-sandbox-configuration",
        "https://github.com/openclaw/openclaw/commit/559c8d9930eebb5356506ff1a8cd3dbaec92be77"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-327"
        ],
        "cna_assigner": "VulnCheck",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "2026.2.15"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          },
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "2026.2.15"
                  }
                ],
                "source": "CPE_FIELD",
                "strategy": "CPEApplicability"
              }
            ]
          },
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "2026.2.15"
                  }
                ],
                "source": "DESCRIPTION"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/28xxx/CVE-2026-28479.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-28479",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 505176,
  "published_at": "2026-03-05T21:59:54.743+00:00"
}