How severe is CVE-2025-52239?

CVE-2025-52239 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-2025-52239 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-52239?

CVE-2025-52239 affects Zkea Zkeacms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-52239?

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.

Does CVE-2025-52239 have an EU (EUVD) identifier?

Yes. CVE-2025-52239 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23546.

When was CVE-2025-52239 published?

CVE-2025-52239 was published on 2025-08-04 and last updated on 2026-07-05.

CVE-2025-52239

CVE-2025-52239 is a critical-severity vulnerability in Zkea Zkeacms 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-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-23546
Weakness: CWE-434
Affected product: Zkea Zkeacms
Published: 2025-08-04
Last modified: 2026-07-05

Description

An arbitrary file upload vulnerability in ZKEACMS v4.1 allows attackers to execute arbitrary code via a crafted file.

Frequently asked questions

What is CVE-2025-52239?: An arbitrary file upload vulnerability in ZKEACMS v4.1 allows attackers to execute arbitrary code via a crafted file.
How severe is CVE-2025-52239?: CVE-2025-52239 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-2025-52239 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-52239?: CVE-2025-52239 affects Zkea Zkeacms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-52239?: 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.
Does CVE-2025-52239 have an EU (EUVD) identifier?: Yes. CVE-2025-52239 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23546.
When was CVE-2025-52239 published?: CVE-2025-52239 was published on 2025-08-04 and last updated on 2026-07-05.

References

https://github.com/CTRLCCT/BoolSpideer/blob/main/cve2.md

EU advisories (EUVD)

Affected products (1)

cpe:2.3:a:zkea:zkeacms:4.1:*:*:*:*:*:*:*

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