{
"id": "GHSA-gm9m-x74r-8whg",
"aliases": [],
"details": "### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-9528-x887-j2fp. This link is maintained to preserve external references.\n\n### Original Description\nOpenClaw before 2026.3.28 contains a missing rate limiting vulnerability in the Nextcloud Talk webhook authentication that allows attackers to brute-force weak shared secrets. Attackers who can reach the webhook endpoint can exploit this to forge inbound webhook events by repeatedly attempting authentication without throttling.",
"summary": "Duplicate Advisory: OpenClaw's Nextcloud Talk webhook missing rate limiting on shared secret authentication",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2026.3.28"
}
]
}
],
"package": {
"name": "openclaw",
"ecosystem": "npm"
}
}
],
"modified": "2026-04-06T22:53:20Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
}
],
"published": "2026-03-31T15:31:56Z",
"withdrawn": "2026-04-06T22:53:20Z",
"references": [
{
"url": "https://github.com/openclaw/openclaw/security/advisories/GHSA-9528-x887-j2fp",
"type": "WEB"
},
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-33580",
"type": "ADVISORY"
},
{
"url": "https://github.com/openclaw/openclaw/commit/e403decb6e20091b5402780a7ccd2085f98aa3cd",
"type": "WEB"
},
{
"url": "https://www.vulncheck.com/advisories/openclaw-brute-force-attack-via-missing-rate-limiting-on-webhook-shared-secret-authentication",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-307"
],
"severity": "MODERATE",
"github_reviewed": true,
"nvd_published_at": "2026-03-31T15:16:15Z",
"github_reviewed_at": "2026-04-06T22:53:20Z"
}
}