Ivanti Connect Secure vulnerabilities: known CVEs & security history
Ivanti · Network / Security · 18 tracked CVEs · 7 actively exploited · updated October 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all Ivanti Connect Secure release lines — 18 in total, with 7 actively exploited in the wild. A CVE here doesn't mean your version is affected — check Ivanti Connect Secure's current status and the safe version to run.
What to do: Ivanti Connect Secure zero-day (CVE-2026-104935): what to do now — An actively-exploited authentication bypass (CVSS 8.6) chained to unauthenticated root code execution on Ivanti Connect Secure — exploited as a zero-day before the fix existed. Read the runbook →
Known Ivanti Connect Secure CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2021-22893⚡ exploited | critical | 10 | 47% | 2021 |
| CVE-2024-21887⚡ exploited | critical | 9.1 | 100% | 2024 |
| CVE-2025-22457⚡ exploited | critical | 9 | 100% | 2025 |
| CVE-2025-0282⚡ exploited | critical | 9 | 100% | 2025 |
| CVE-2026-104935⚡ exploited | high | 8.6 | — | 2026 |
| CVE-2024-21893⚡ exploited | high | 8.2 | 100% | 2024 |
| CVE-2023-46805⚡ exploited | high | 8.2 | 100% | 2024 |
| CVE-2025-55145 | high | 8.9 | 1% | 2025 |
| CVE-2025-55147 | high | 8.8 | 1% | 2025 |
| CVE-2025-55142 | high | 8.8 | 1% | 2025 |
| CVE-2025-55141 | high | 8.8 | 1% | 2025 |
| CVE-2025-55148 | high | 7.6 | 1% | 2025 |
| CVE-2025-55139 | medium | 6.8 | 1% | 2025 |
| CVE-2025-55143 | medium | 6.1 | 1% | 2025 |
| CVE-2025-8712 | medium | 5.4 | 0% | 2025 |
| CVE-2025-8711 | medium | 5.4 | 0% | 2025 |
| CVE-2025-55144 | medium | 5.4 | 1% | 2025 |
| CVE-2025-55146 | medium | 4.9 | 1% | 2025 |
Is my Ivanti Connect Secure version affected?
The list above spans every release. To know whether your version is affected — and the minimum safe version to upgrade to — check it directly.
Check your Ivanti Connect Secure version → · Monitor Ivanti Connect Secure for new CVEs →
Ivanti Connect Secure vulnerabilities — frequently asked
How many known vulnerabilities does Ivanti Connect Secure have?
IsItPatched tracks 18 CVEs for Ivanti Connect Secure, 7 of which are actively exploited (CISA KEV). 4 are critical-severity and 8 high-severity. These span every release line — what matters is whether the version you run is affected.
Does Ivanti Connect Secure have any actively-exploited vulnerabilities?
Yes — 7 Ivanti Connect Secure CVEs are in CISA's Known Exploited Vulnerabilities catalog, meaning they are confirmed exploited in the wild (6 linked to ransomware). Patch these as a priority.
What is the most severe Ivanti Connect Secure vulnerability?
Among tracked issues, CVE-2021-22893 (CRITICAL, CVSS 10), which is actively exploited, ranks highest — a Improper authentication weakness.
Is Ivanti Connect Secure safe to use?
It depends on the version. The latest supported Ivanti Connect Secure release clears the known issues; older versions may still be affected. Check the exact version you run for a verdict.
CVE data aggregated from NVD, CISA KEV and EPSS (FIRST.org). Related: Ivanti Connect Secure security status · Ivanti Connect Secure end-of-life · actively-exploited CVEs. Always verify against Ivanti's advisories — see our disclaimer.