CVE-2026-3611 Honeywell IQ4x BMS Controller Missing authentication for critical function
| Reporter | Title | Published | Views | Family All 15 |
|---|---|---|---|---|
 | CVE-2026-3611 | 12 Mar 202620:06 | – | attackerkb |
 | building_automation_system_guardian | 3 Aug 202602:31 | – | githubexploit |
 | Honeywell IQ4 PLC Authentication Bypass | 17 Jul 202600:00 | – | bdu_fstec |
 | CVE-2026-3611 | 10 Mar 202611:00 | – | circl |
 | Honeywell IQ4x Access Control Vulnerability | 12 Mar 202600:00 | – | cnnvd |
 | CVE-2026-3611 | 12 Mar 202620:06 | – | cve |
 | EUVD-2026-11706 | 12 Mar 202621:34 | – | euvd |
 | Honeywell IQ4 Series BMS Controller (Update A) | 10 Mar 202606:00 | – | ics |
 | BAS-Guardian — Updated! | 2 Sep 202623:59 | – | kitploit |
 | CVE-2026-3611 | 12 Mar 202621:16 | – | nvd |
10
[
{
"vendor": "Honeywell",
"product": "IQ4E",
"versions": [
{
"status": "affected",
"version": "v3.50_3.44",
"lessThanOrEqual": "4.36 (build 4.3.7.9)",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
},
{
"vendor": "Honeywell",
"product": "IQ412",
"versions": [
{
"status": "affected",
"version": "v3.50_3.44",
"lessThanOrEqual": "4.36 (build 4.3.7.9)",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
},
{
"vendor": "Honeywell",
"product": "IQ422",
"versions": [
{
"status": "affected",
"version": "v3.50_3.44",
"lessThanOrEqual": "4.36 (build 4.3.7.9)",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
},
{
"vendor": "Honeywell",
"product": "IQ4NC",
"versions": [
{
"status": "affected",
"version": "v3.50_3.44",
"lessThanOrEqual": "4.36 (build 4.3.7.9)",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
},
{
"vendor": "Honeywell",
"product": "IQ41x",
"versions": [
{
"status": "affected",
"version": "v3.50_3.44",
"lessThanOrEqual": "4.36 (build 4.3.7.9)",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
},
{
"vendor": "Honeywell",
"product": "IQ3",
"versions": [
{
"status": "affected",
"version": "v3.50_3.44",
"lessThanOrEqual": "4.36 (build 4.3.7.9)",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
},
{
"vendor": "Honeywell",
"product": "IQECO",
"versions": [
{
"status": "affected",
"version": "v3.50_3.44",
"lessThanOrEqual": "4.36 (build 4.3.7.9)",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
}
]Data
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30 Mar 2026 15:26Current
CVSS 410
CVSS 3.110
EPSS0.01025
SSVC