Medium
OpenClaw hardened cron webhook delivery against SSRF
Type: advisorySources: OSV
OpenClaw is a personal AI assistant. In versions 2026.2.17 and below, Cron webhook delivery in src/gateway/server-cron.ts uses fetch() directly, so webhook targets can reach private/metadata/internal endpoints without SSRF policy checks. This issue was fixed in version 2026.2.19.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2026-27488
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 6 Nov 2026, 02:03 UTC · Revision 1
Source evidence
OpenClaw hardened cron webhook delivery against SSRF
core-osv · Original sourcePublished 21 Feb 2026, 09:49 UTC
OpenClaw is a personal AI assistant. In versions 2026.2.17 and below, Cron webhook delivery in src/gateway/server-cron.ts uses fetch() directly, so webhook targets can reach private/metadata/internal endpoints without SSRF policy checks. This issue was fixed in version 2026.2.19.
osv:CVE-2026-27488
Complete source record
{
"id": "086e857e5e1feb238abe84164a62fd311cb50a672abe36716c5067a0a12271eb",
"url": "https://osv.dev/vulnerability/CVE-2026-27488",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "OpenClaw hardened cron webhook delivery against SSRF",
"summary": "OpenClaw is a personal AI assistant. In versions 2026.2.17 and below, Cron webhook delivery in src/gateway/server-cron.ts uses fetch() directly, so webhook targets can reach private/metadata/internal endpoints without SSRF policy checks. This issue was fixed in version 2026.2.19.",
"evidence": "osv:CVE-2026-27488",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2026-27488",
"aliases": [
"CVE-2026-27488",
"GHSA-w45g-5746-x9fp"
],
"metrics": [
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:L"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/openclaw/openclaw",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "99db4d13e5c139883ef0def9ff963e9273179655"
},
{
"fixed": "2c05cbb43e48ebad03626d3125746fb1b9a8520f"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*",
"range": [
{
"introduced": "0"
},
{
"last_affected": "2026.2.17"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "99db4d13e5c139883ef0def9ff963e9273179655"
}
],
"source": "REFERENCES_COMMIT"
},
{
"range": [
{
"fixed": "2c05cbb43e48ebad03626d3125746fb1b9a8520f"
}
],
"source": "REFERENCES_TAG",
"original_tag": "v2026.2.19"
}
]
}
}
],
"versions": [
"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-2026-27488.json"
}
}
],
"modified": "2026-10-28T02:30:46.164825907Z",
"provider": "osv",
"references": [
"https://github.com/openclaw/openclaw/releases/tag/v2026.2.19",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/27xxx/CVE-2026-27488.json",
"https://github.com/openclaw/openclaw/security/advisories/GHSA-w45g-5746-x9fp",
"https://nvd.nist.gov/vuln/detail/CVE-2026-27488",
"https://github.com/openclaw/openclaw/commit/99db4d13e5c139883ef0def9ff963e9273179655"
],
"provider_metadata": {
"cwe_ids": [
"CWE-918"
],
"cna_assigner": "GitHub_M",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/27xxx/CVE-2026-27488.json"
}
},
"related_cves": [
{
"value": "CVE-2026-27488",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 514108,
"published_at": "2026-02-21T09:49:04.956+00:00"
}