How severe is CVE-2025-5877?

CVE-2025-5877 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-5877 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-5877?

CVE-2025-5877 affects Fengoffice Feng Office. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-5877?

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

Does CVE-2025-5877 have an EU (EUVD) identifier?

Yes. CVE-2025-5877 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17464.

When was CVE-2025-5877 published?

CVE-2025-5877 was published on 2025-06-09 and last updated on 2026-06-17.

CVE-2025-5877

CVE-2025-5877 is a medium-severity vulnerability in Fengoffice Feng Office with a CVSS 3.x base score of 6.3. 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-610.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-17464
Weakness: CWE-610
Affected product: Fengoffice Feng Office
Published: 2025-06-09
Last modified: 2026-06-17

Description

A vulnerability, which was classified as problematic, has been found in Fengoffice Feng Office 3.2.2.1. Affected by this issue is some unknown functionality of the file /application/models/ApplicationDataObject.class.php of the component Document Upload Handler. The manipulation leads to xml external entity reference. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2025-5877?: A vulnerability, which was classified as problematic, has been found in Fengoffice Feng Office 3.2.2.1. Affected by this issue is some unknown functionality of the file /application/models/ApplicationDataObject.class.php of the component Document Upload Handler. The manipulation leads to xml external entity reference. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2025-5877?: CVE-2025-5877 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-5877 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-5877?: CVE-2025-5877 affects Fengoffice Feng Office. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-5877?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-5877 have an EU (EUVD) identifier?: Yes. CVE-2025-5877 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17464.
When was CVE-2025-5877 published?: CVE-2025-5877 was published on 2025-06-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:fengoffice:feng_office:3.2.2.1:*:*:*:*:*:*:*

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