Medium
OpenClaw < 2026.3.25 - Telegram DM-Scoped Inline Button Callback Authorization Bypass
Type: advisorySources: OSV
OpenClaw before 2026.3.25 contains an authorization bypass vulnerability in Telegram callback query handling that allows attackers to mutate session state without satisfying normal DM pairing requirements. Remote attackers can exploit weaker callback-only authorization in direct messages to bypass DM pairing and modify session state.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2026-35661
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 7 Nov 2026, 12:51 UTC · Revision 1
Source evidence
OpenClaw < 2026.3.25 - Telegram DM-Scoped Inline Button Callback Authorization Bypass
core-osv · Original sourcePublished 10 Apr 2026, 16:03 UTC
OpenClaw before 2026.3.25 contains an authorization bypass vulnerability in Telegram callback query handling that allows attackers to mutate session state without satisfying normal DM pairing requirements. Remote attackers can exploit weaker callback-only authorization in direct messages to bypass DM pairing and modify session state.
osv:CVE-2026-35661
Complete source record
{
"id": "9ae962a7d9c8d397b34cd81c435e13dadd09d061d2239cb0bc474d33fe971c57",
"url": "https://osv.dev/vulnerability/CVE-2026-35661",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "OpenClaw < 2026.3.25 - Telegram DM-Scoped Inline Button Callback Authorization Bypass",
"summary": "OpenClaw before 2026.3.25 contains an authorization bypass vulnerability in Telegram callback query handling that allows attackers to mutate session state without satisfying normal DM pairing requirements. Remote attackers can exploit weaker callback-only authorization in direct messages to bypass DM pairing and modify session state.",
"evidence": "osv:CVE-2026-35661",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2026-35661",
"aliases": [
"CVE-2026-35661",
"GHSA-j4c9-w69r-cw33"
],
"metrics": [
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/openclaw/openclaw",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "269282ac69ab6030d5f30d04822668f607f13065"
}
],
"database_specific": {
"extracted_events": [
{
"range": [
{
"fixed": "269282ac69ab6030d5f30d04822668f607f13065"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
"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-2026-35661.json"
}
}
],
"modified": "2026-10-28T02:30:50.807397838Z",
"provider": "osv",
"references": [
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/35xxx/CVE-2026-35661.json",
"https://github.com/openclaw/openclaw/security/advisories/GHSA-j4c9-w69r-cw33",
"https://nvd.nist.gov/vuln/detail/CVE-2026-35661",
"https://www.vulncheck.com/advisories/openclaw-telegram-dm-scoped-inline-button-callback-authorization-bypass",
"https://github.com/openclaw/openclaw/commit/269282ac69ab6030d5f30d04822668f607f13065"
],
"provider_metadata": {
"cwe_ids": [
"CWE-288"
],
"cna_assigner": "VulnCheck",
"unresolved_ranges": [
{
"extracted_events": [
{
"range": [
{
"fixed": "2026.3.25"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
}
]
},
{
"extracted_events": [
{
"range": [
{
"fixed": "2026.3.25"
}
],
"source": "CPE_FIELD",
"strategy": "CPEApplicability"
}
]
},
{
"extracted_events": [
{
"range": [
{
"fixed": "2026.3.25"
}
],
"source": "DESCRIPTION"
}
]
}
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/35xxx/CVE-2026-35661.json"
}
},
"related_cves": [
{
"value": "CVE-2026-35661",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 519342,
"published_at": "2026-04-10T16:03:22.25+00:00"
}