How severe is CVE-2021-37929?

CVE-2021-37929 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-2021-37929 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-37929?

CVE-2021-37929 primarily affects Zohocorp Manageengine Admanager Plus. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-37929?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-37929 published?

CVE-2021-37929 was published on 2021-10-07 and last updated on 2026-06-17.

CVE-2021-37929

CVE-2021-37929 is a critical-severity vulnerability in Zohocorp Manageengine Admanager Plus with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 9% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Zohocorp Manageengine Admanager Plus
Published: 2021-10-07
Last modified: 2026-06-17

Description

Zoho ManageEngine ADManager Plus version 7110 and prior allows unrestricted file upload which leads to remote code execution.

Frequently asked questions

What is CVE-2021-37929?: Zoho ManageEngine ADManager Plus version 7110 and prior allows unrestricted file upload which leads to remote code execution.
How severe is CVE-2021-37929?: CVE-2021-37929 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-2021-37929 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-37929?: CVE-2021-37929 primarily affects Zohocorp Manageengine Admanager Plus. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-37929?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-37929 published?: CVE-2021-37929 was published on 2021-10-07 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:zohocorp:manageengine_admanager_plus:*:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_admanager_plus:7.1:-:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_admanager_plus:7.1:7100:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_admanager_plus:7.1:7101:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_admanager_plus:7.1:7102:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_admanager_plus:7.1:7110:*:*:*:*:*:*

More vulnerabilities in Zohocorp Manageengine Admanager Plus

CVE-2022-47966 — Critical (CVSS 9.8): Multiple Zoho ManageEngine on-premise products, such as ServiceDesk Plus through 14003, allow remote code execution due…
CVE-2021-42002 — Critical (CVSS 9.8): Zoho ManageEngine ADManager Plus before 7115 is vulnerable to a filter bypass that leads to file-upload remote code…
CVE-2021-38298 — Critical (CVSS 9.8): Zoho ManageEngine ADManager Plus before 7110 is vulnerable to blind XXE.
CVE-2021-37931 — Critical (CVSS 9.8): Zoho ManageEngine ADManager Plus version 7110 and prior allows unrestricted file upload which leads to remote code…
CVE-2021-37930 — Critical (CVSS 9.8): Zoho ManageEngine ADManager Plus version 7110 and prior allows unrestricted file upload which leads to remote code…
CVE-2021-37928 — Critical (CVSS 9.8): Zoho ManageEngine ADManager Plus version 7110 and prior allows unrestricted file upload which leads to remote code…

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