How severe is CVE-2025-65602?

CVE-2025-65602 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-2025-65602 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-65602?

CVE-2025-65602 affects Chancms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-65602?

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-2025-65602 have an EU (EUVD) identifier?

Yes. CVE-2025-65602 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-202628.

When was CVE-2025-65602 published?

CVE-2025-65602 was published on 2025-12-10 and last updated on 2026-06-17.

CVE-2025-65602

CVE-2025-65602 is a critical-severity vulnerability in Chancms 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-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-202628
Weakness: CWE-94
Affected product: Chancms
Published: 2025-12-10
Last modified: 2026-06-17

Description

A template injection vulnerability in the /vip/v1/file/save component of ChanCMS v3.3.4 allows attackers to execute arbitrary code via a crafted POST request.

Frequently asked questions

What is CVE-2025-65602?: A template injection vulnerability in the /vip/v1/file/save component of ChanCMS v3.3.4 allows attackers to execute arbitrary code via a crafted POST request.
How severe is CVE-2025-65602?: CVE-2025-65602 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-2025-65602 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-65602?: CVE-2025-65602 affects Chancms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-65602?: 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-2025-65602 have an EU (EUVD) identifier?: Yes. CVE-2025-65602 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-202628.
When was CVE-2025-65602 published?: CVE-2025-65602 was published on 2025-12-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:chancms:chancms:3.3.4:*:*:*:*:*:*:*

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