How severe is CVE-2021-31813?

CVE-2021-31813 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-31813 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 78% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-31813?

CVE-2021-31813 primarily affects Zohocorp Manageengine Applications Manager. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-31813?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-31813 published?

CVE-2021-31813 was published on 2021-07-01 and last updated on 2026-06-17.

CVE-2021-31813

CVE-2021-31813 is a medium-severity vulnerability in Zohocorp Manageengine Applications Manager with a CVSS 3.x base score of 5.4. Its EPSS exploit-prediction score of 78% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 78% (100th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Zohocorp Manageengine Applications Manager
Published: 2021-07-01
Last modified: 2026-06-17

Description

Zoho ManageEngine Applications Manager before 15130 is vulnerable to Stored XSS while importing malicious user details (e.g., a crafted user name) from AD.

Frequently asked questions

What is CVE-2021-31813?: Zoho ManageEngine Applications Manager before 15130 is vulnerable to Stored XSS while importing malicious user details (e.g., a crafted user name) from AD.
How severe is CVE-2021-31813?: CVE-2021-31813 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-31813 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 78% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-31813?: CVE-2021-31813 primarily affects Zohocorp Manageengine Applications Manager. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-31813?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-31813 published?: CVE-2021-31813 was published on 2021-07-01 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:zohocorp:manageengine_applications_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_applications_manager:15.1:-:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_applications_manager:15.1:15100:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_applications_manager:15.1:15110:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_applications_manager:15.1:15120:*:*:*:*:*:*

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