How severe is CVE-2021-37422?

CVE-2021-37422 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-2021-37422 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-37422?

CVE-2021-37422 primarily affects Zohocorp Manageengine Adselfservice Plus. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-37422?

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-2021-37422 published?

CVE-2021-37422 was published on 2021-09-10 and last updated on 2026-06-17.

CVE-2021-37422

CVE-2021-37422 is a critical-severity vulnerability in Zohocorp Manageengine Adselfservice 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-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Zohocorp Manageengine Adselfservice Plus
Published: 2021-09-10
Last modified: 2026-06-17

Description

Zoho ManageEngine ADSelfService Plus 6111 and prior is vulnerable to SQL Injection while linking the databases.

Frequently asked questions

What is CVE-2021-37422?: Zoho ManageEngine ADSelfService Plus 6111 and prior is vulnerable to SQL Injection while linking the databases.
How severe is CVE-2021-37422?: CVE-2021-37422 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-2021-37422 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-37422?: CVE-2021-37422 primarily affects Zohocorp Manageengine Adselfservice Plus. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-37422?: 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-2021-37422 published?: CVE-2021-37422 was published on 2021-09-10 and last updated on 2026-06-17.

References

https://pitstop.manageengine.com/portal/en/community/topic/adselfservice-plus-6112-hotfix-release

Affected products (14)

cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:*:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:-:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6100:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6101:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6102:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6103:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6104:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6105:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6106:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6107:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6108:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6109:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6110:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_adselfservice_plus:6.1:6111:*:*:*:*:*:*

More vulnerabilities in Zohocorp Manageengine Adselfservice Plus

CVE-2019-3905 — Critical (CVSS 10.0): Zoho ManageEngine ADSelfService Plus 5.x before build 5703 has SSRF.
CVE-2023-35854 — Critical (CVSS 9.8): Zoho ManageEngine ADSelfService Plus through 6113 has an authentication bypass that can be exploited to steal the…
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-2021-37423 — Critical (CVSS 9.8): Zoho ManageEngine ADSelfService Plus 6111 and prior is vulnerable to linked applications takeover.
CVE-2021-40539 — Critical (CVSS 9.8): Zoho ManageEngine ADSelfService Plus version 6113 and prior is vulnerable to REST API authentication bypass with…
CVE-2021-37421 — Critical (CVSS 9.8): Zoho ManageEngine ADSelfService Plus 6103 and prior is vulnerable to admin portal access-restriction bypass.

All CVEs affecting Zohocorp Manageengine Adselfservice Plus →

Other CWE-89 (SQL Injection) vulnerabilities

CVE-2026-54350 — Critical (CVSS 10.0): Budibase is an open-source low-code platform. Prior to 3.39.12, an unauthenticated visitor of any published Budibase…
CVE-2026-8054 — Critical (CVSS 10.0): Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in the Publish Audit API endpoints…
CVE-2026-42287 — Critical (CVSS 10.0): Emlog is an open source website building system. Prior to version 2.6.11, direct SQL injection in article creation and…
CVE-2026-3325 — Critical (CVSS 10.0): SQL injection (SQLi) in MegaCMS v12.0.0, specifically in the “id_territorio” parameter of the…
CVE-2025-10878 — Critical (CVSS 10.0): A SQL injection vulnerability exists in the login functionality of Fikir Odalari AdminPando 1.0.1 before 2026-01-26.…
CVE-2025-57792 — Critical (CVSS 10.0): Explorance Blue versions prior to 8.14.9 contain a SQL injection vulnerability caused by insufficient validation of…

Browse all CWE-89 (SQL Injection) vulnerabilities →