CVE-2026-21901 Junos OS and Junos OS Evolved: Configuration of a specific SSH option results in mgd crash
| Reporter | Title | Published | Views | Family All 9 |
|---|---|---|---|---|
 | CVE-2026-21901 | 9 Jul 202621:01 | – | attackerkb |
 | The vulnerability of the Management Daemon (MGD) in Juniper Networks’ Junos OS and Junos OS Evolved operating systems allows a attacker to induce a service failure. | 13 Jul 202600:00 | – | bdu_fstec |
 | CVE-2026-21901 | 9 Jul 202604:46 | – | circl |
 | CVE-2026-21901 | 9 Jul 202621:01 | – | cve |
 | EUVD-2026-42697 | 9 Jul 202621:01 | – | euvd |
 | Vulnerabilities found in Juniper Networks’ Junos OS and Junos OS Evolved | 13 Jul 202605:24 | – | ncsc |
 | CVE-2026-21901 | 9 Jul 202621:16 | – | nvd |
 | PT-2026-56924 | 9 Jul 202600:00 | – | ptsecurity |
 | CVE-2026-21901 Junos OS and Junos OS Evolved: Configuration of a specific SSH option results in mgd crash | 9 Jul 202621:01 | – | vulnrichment |
[
{
"defaultStatus": "unaffected",
"product": "Junos OS",
"vendor": "Juniper Networks",
"versions": [
{
"lessThan": "22.3R3-S5",
"status": "affected",
"version": "22.3",
"versionType": "custom"
},
{
"lessThan": "22.4R3-S10",
"status": "affected",
"version": "22.4",
"versionType": "custom"
},
{
"lessThan": "23.2R2-S7",
"status": "affected",
"version": "23.2",
"versionType": "custom"
},
{
"lessThan": "23.4R2-S8",
"status": "affected",
"version": "23.4",
"versionType": "custom"
},
{
"lessThan": "22.3R1",
"status": "unaffected",
"version": "0",
"versionType": "custom"
}
]
},
{
"defaultStatus": "unaffected",
"product": "Junos OS Evolved",
"vendor": "Juniper Networks",
"versions": [
{
"lessThan": "23.2R2-S7-EVO",
"status": "affected",
"version": "23.2",
"versionType": "custom"
},
{
"lessThan": "23.4R2-S8-EVO",
"status": "affected",
"version": "23.4",
"versionType": "custom"
},
{
"lessThan": "22.3R1-EVO",
"status": "unaffected",
"version": "0",
"versionType": "custom"
}
]
}
]Data
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09 Jul 2026 21:01Current
CVSS 3.14.4
CVSS 46.7
EPSS0.00118