Junos OS
Summary iPlain-English security verdict for Junos OS, generated from its current health score, actively-exploited vulnerabilities, and latest supported version.
Junos OS's security status could not be assessed at the last sync — vulnerability data was unavailable.
Disclosure trend iNew CVEs published for Junos OS each year (NVD). A higher bar means more disclosures that year — more scrutiny, not necessarily less safe.
Patch priority — what to act on iThe issues to fix first — actively exploited (CISA KEV) first, then by exploitation probability (EPSS), then severity. Each row's "→ fixed in" is the earliest version that patches it; "see advisory" means no fixed version is published.
No urgent unpatched issues identified. ✓
Get alerted about Junos OS
Be emailed the moment Junos OS gets a newly exploited vulnerability (CISA KEV) or a release reaches end of life. Free · double opt-in · unsubscribe anytime.
We email only on real events for Junos OS — no marketing, no sharing, and we never know what you run. Track your whole stack →
Frequently asked
Is Junos OS safe and patched?
Junos OS's security status could not be assessed at the last sync — vulnerability data was unavailable.
What should I do about Junos OS now?
Review the patch-priority list, apply the available fixes (or move to the latest release), and confirm against Juniper's official advisory.
Why is Junos OS listed on IsItPatched?
Junos OS was added automatically because CISA's Known Exploited Vulnerabilities (KEV) catalog flagged it as actively exploited in the wild. IsItPatched tracks its known CVEs, severity (CVSS), exploitation probability (EPSS) and KEV status from public data; its version and lifecycle mapping is verified over time.
Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against Juniper's official advisory before you patch or upgrade.