How severe is CVE-2021-44529?

CVE-2021-44529 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-44529 being actively exploited?

Yes. CVE-2021-44529 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2024-03-25, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2021-44529?

CVE-2021-44529 primarily affects Ivanti Endpoint Manager Cloud Services Appliance. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-44529?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2021-44529 have an EU (EUVD) identifier?

Yes. CVE-2021-44529 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-31360. It is also flagged as exploited in the EUVD (since 2024-03-25).

When was CVE-2021-44529 published?

CVE-2021-44529 was published on 2021-12-08 and last updated on 2026-08-04.

CVE-2021-44529

CVE-2021-44529 is a critical-severity vulnerability in Ivanti Endpoint Manager Cloud Services Appliance with a CVSS 3.x base score of 9.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2024-03-25). The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 99% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2024-03-25)
EU (EUVD) id: EUVD-2021-31360
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2024-03-25)
Weakness: CWE-94
Affected product: Ivanti Endpoint Manager Cloud Services Appliance
Published: 2021-12-08
Last modified: 2026-08-04

Description

A code injection vulnerability in the Ivanti EPM Cloud Services Appliance (CSA) allows an unauthenticated user to execute arbitrary code with limited permissions (nobody).

Frequently asked questions

What is CVE-2021-44529?: A code injection vulnerability in the Ivanti EPM Cloud Services Appliance (CSA) allows an unauthenticated user to execute arbitrary code with limited permissions (nobody).
How severe is CVE-2021-44529?: CVE-2021-44529 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-44529 being actively exploited?: Yes. CVE-2021-44529 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2024-03-25, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2021-44529?: CVE-2021-44529 primarily affects Ivanti Endpoint Manager Cloud Services Appliance. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-44529?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2021-44529 have an EU (EUVD) identifier?: Yes. CVE-2021-44529 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-31360. It is also flagged as exploited in the EUVD (since 2024-03-25).
When was CVE-2021-44529 published?: CVE-2021-44529 was published on 2021-12-08 and last updated on 2026-08-04.

References

Affected products (2)

cpe:2.3:a:ivanti:endpoint_manager_cloud_services_appliance:*:*:*:*:*:*:*:*
cpe:2.3:a:ivanti:endpoint_manager_cloud_services_appliance:4.6:-:*:*:*:*:*:*

More vulnerabilities in Ivanti Endpoint Manager Cloud Services Appliance

CVE-2024-8963 — Critical (CVSS 9.4): Path Traversal in the Ivanti CSA before 4.6 Patch 519 allows a remote unauthenticated attacker to access restricted…
CVE-2024-9381 — High (CVSS 7.2): Path traversal in Ivanti CSA before version 5.0.2 allows a remote authenticated attacker with admin privileges to…
CVE-2024-9380 — High (CVSS 7.2): An OS command injection vulnerability in the admin web console of Ivanti CSA before version 5.0.2 allows a remote…
CVE-2024-9379 — Medium (CVSS 6.5): SQL injection in the admin web console of Ivanti CSA before version 5.0.2 allows a remote authenticated attacker with…

All CVEs affecting Ivanti Endpoint Manager Cloud Services Appliance →

Other CWE-94 (Code Injection) vulnerabilities

CVE-2026-76605 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Remote code execution via image element in Fabrik < 4.7.3 - ???.
CVE-2026-76604 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Unauthenticated remote code execution via PHP form element in Fabrik < 4.7.3 - The…
CVE-2026-67364 — Critical (CVSS 10.0): Joomla Extension - balbooa.com - Pre-auth PHP Code Injection in Balbooa Forms < 2.4.3.2 - CWE-94 / CWE-95 | CVSS 3.1:…
CVE-2026-73343 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in WP Compress < 7.20.01 versions.
CVE-2026-74253 — Critical (CVSS 10.0): Joomla Extension - regularlabs.com - Unauthenticated RCE through unverified reflected user input in Sourcerer < 14.0.0…
CVE-2026-73678 — Critical (CVSS 10.0): MindsDB Minds Platform version 26.1.0 and earlier contains an unauthenticated remote code execution vulnerability that…

Browse all CWE-94 (Code Injection) vulnerabilities →