How severe is CVE-2022-40300?

CVE-2022-40300 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-2022-40300 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 99% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40300?

CVE-2022-40300 primarily affects Zohocorp Manageengine Access Manager Plus. In total, 315 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-40300?

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-2022-40300 published?

CVE-2022-40300 was published on 2022-09-16 and last updated on 2026-06-17.

CVE-2022-40300

CVE-2022-40300 is a critical-severity vulnerability in Zohocorp Manageengine Access Manager Plus with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 99% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 99% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Zohocorp Manageengine Access Manager Plus
Published: 2022-09-16
Last modified: 2026-06-17

Description

Zoho ManageEngine Password Manager Pro through 12120 before 12121, PAM360 through 5550 before 5600, and Access Manager Plus through 4304 before 4305 have multiple SQL injection vulnerabilities.

Frequently asked questions

What is CVE-2022-40300?: Zoho ManageEngine Password Manager Pro through 12120 before 12121, PAM360 through 5550 before 5600, and Access Manager Plus through 4304 before 4305 have multiple SQL injection vulnerabilities.
How severe is CVE-2022-40300?: CVE-2022-40300 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-2022-40300 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 99% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-40300?: CVE-2022-40300 primarily affects Zohocorp Manageengine Access Manager Plus. In total, 315 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-40300?: 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-2022-40300 published?: CVE-2022-40300 was published on 2022-09-16 and last updated on 2026-06-17.

References

https://www.manageengine.com/products/passwordmanagerpro/advisory/cve-2022-40300.html

Affected products (315)

cpe:2.3:a:zohocorp:manageengine_access_manager_plus:4.0:build4000:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_access_manager_plus:4.1:build4100:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_access_manager_plus:4.1:build4101:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_access_manager_plus:4.2:build4200:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_access_manager_plus:4.2:build4201:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_access_manager_plus:4.2:build4202:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_access_manager_plus:4.2:build4203:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_access_manager_plus:4.3:build4300:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_access_manager_plus:4.3:build4301:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_access_manager_plus:4.3:build4302:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_access_manager_plus:4.3:build4303:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_access_manager_plus:4.3:build4304:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:4.0:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:4.0:build4001:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:4.0:build4002:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:4.1:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:4.1:build4100:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:4.1:build4101:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:4.5:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:4.5:build4500:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:4.5:build4501:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.0:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.0:build5000:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.0:build5001:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.0:build5002:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.0:build5003:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.0:build5004:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.1:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.1:build5100:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.2:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.2:build5200:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.3:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.3:build5300:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.3:build5301:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.3:build5302:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.3:build5303:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.3:build5304:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.3:build5305:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.3:build5306:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_pam360:5.4:build5400:*:*:*:*:*:*

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