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vuln-cve/data/2026/101xxx/CVE-2026-101050.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-101050",
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"state": "PUBLISHED",
"assignerShortName": "VulnCheck",
"dateReserved": "2026-09-27T15:48:49.472Z",
"datePublished": "2026-09-27T16:28:28.766Z",
"dateUpdated": "2026-09-28T13:14:37.706Z"
},
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"shortName": "VulnCheck",
"dateUpdated": "2026-09-27T16:33:43.037Z"
},
"datePublic": "2026-06-26T00:00:00.000Z",
"title": "Heym before 0.0.53 Authentication Bypass via Telegram Webhook",
"descriptions": [
{
"lang": "en",
"value": "Heym before 0.0.53 fails to verify the X-Telegram-Bot-Api-Secret-Token header on Telegram webhook endpoints when credential_id is absent or secret_token is empty. Remote unauthenticated attackers can post forged Telegram updates to trigger workflows with the owner's configured credentials and execute actions on attacker-supplied input."
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"description": "Improper Authentication",
"cweId": "CWE-287",
"type": "CWE"
}
]
}
],
"affected": [
{
"vendor": "heymrun",
"product": "heym",
"defaultStatus": "unaffected",
"versions": [
{
"version": "0",
"status": "affected",
"versionType": "semver",
"lessThan": "0.0.53"
},
{
"version": "0.0.53",
"status": "unaffected",
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}
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"vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N",
"attackVector": "NETWORK",
"attackComplexity": "HIGH",
"attackRequirements": "PRESENT",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "HIGH",
"vulnAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"baseScore": 8.3,
"baseSeverity": "HIGH"
}
},
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N",
"attackVector": "NETWORK",
"attackComplexity": "HIGH",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "LOW",
"integrityImpact": "HIGH",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM"
}
}
],
"references": [
{
"url": "https://github.com/heymrun/heym/security/advisories/GHSA-pm6h-x3h5-j38h",
"tags": [
"vendor-advisory"
],
"name": "GitHub Security Advisory (GHSA-pm6h-x3h5-j38h)"
},
{
"url": "https://github.com/heymrun/heym/commit/341d1012367cd74f85c617e1c98dd49e3fcb5e83",
"tags": [
"patch"
],
"name": "Patch Commit"
},
{
"name": "VulnCheck Advisory: Heym before 0.0.53 Authentication Bypass via Telegram Webhook",
"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/advisories/heym-before-0.0.53-authentication-bypass-via-telegram-webhook"
}
],
"credits": [
{
"lang": "en",
"value": "okcomputerfan",
"type": "finder"
},
{
"lang": "en",
"value": "mbakgun",
"type": "remediation developer"
}
],
"x_generator": {
"engine": "vulncheck-endgame"
}
},
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{
"references": [
{
"url": "https://github.com/heymrun/heym/security/advisories/GHSA-pm6h-x3h5-j38h",
"tags": [
"exploit"
]
}
],
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{
"other": {
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"content": {
"timestamp": "2026-09-28T13:14:15.269471Z",
"id": "CVE-2026-101050",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-09-28T13:14:37.706Z"
}
}
]
}
}