How severe is CVE-2026-4107?

CVE-2026-4107 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2026-4107 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-4107?

CVE-2026-4107 primarily affects Zohocorp Manageengine Exchange Reporter Plus. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-4107?

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

Does CVE-2026-4107 have an EU (EUVD) identifier?

Yes. CVE-2026-4107 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-18625.

When was CVE-2026-4107 published?

CVE-2026-4107 was published on 2026-04-03 and last updated on 2026-07-24.

CVE-2026-4107

CVE-2026-4107 is a high-severity vulnerability in Zohocorp Manageengine Exchange Reporter Plus with a CVSS 3.x base score of 7.3. 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-79.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-18625
Weakness: CWE-79
Affected product: Zohocorp Manageengine Exchange Reporter Plus
Published: 2026-04-03
Last modified: 2026-07-24

Description

Zohocorp ManageEngine Exchange Reporter Plus versions before 5802 are vulnerable to Stored XSS in Folder Message Count and Size report.

Frequently asked questions

What is CVE-2026-4107?: Zohocorp ManageEngine Exchange Reporter Plus versions before 5802 are vulnerable to Stored XSS in Folder Message Count and Size report.
How severe is CVE-2026-4107?: CVE-2026-4107 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2026-4107 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-4107?: CVE-2026-4107 primarily affects Zohocorp Manageengine Exchange Reporter Plus. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-4107?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-4107 have an EU (EUVD) identifier?: Yes. CVE-2026-4107 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-18625.
When was CVE-2026-4107 published?: CVE-2026-4107 was published on 2026-04-03 and last updated on 2026-07-24.

References

https://www.manageengine.com/products/exchange-reports/advisory/CVE-2026-4107.html

Affected products (4)

cpe:2.3:a:zohocorp:manageengine_exchange_reporter_plus:*:*:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_exchange_reporter_plus:5.8:-:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_exchange_reporter_plus:5.8:5800:*:*:*:*:*:*
cpe:2.3:a:zohocorp:manageengine_exchange_reporter_plus:5.8:5801:*:*:*:*:*:*

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