How severe is CVE-2025-63523?

CVE-2025-63523 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-63523 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-63523?

CVE-2025-63523 affects Feehi Feehicms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-63523?

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

Does CVE-2025-63523 have an EU (EUVD) identifier?

Yes. CVE-2025-63523 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-200001.

When was CVE-2025-63523 published?

CVE-2025-63523 was published on 2025-12-01 and last updated on 2026-06-17.

CVE-2025-63523

CVE-2025-63523 is a medium-severity vulnerability in Feehi Feehicms with a CVSS 3.x base score of 6.5. 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-125.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-200001
Weakness: CWE-125
Affected product: Feehi Feehicms
Published: 2025-12-01
Last modified: 2026-06-17

Description

FeehiCMS version 2.1.1 fails to enforce server-side immutability for parameters that are presented to clients as "read-only." An authenticated attacker can intercept and modify the parameter in transit and the backend accepts the changes. This can lead to unintended username changes.

Frequently asked questions

What is CVE-2025-63523?: FeehiCMS version 2.1.1 fails to enforce server-side immutability for parameters that are presented to clients as "read-only." An authenticated attacker can intercept and modify the parameter in transit and the backend accepts the changes. This can lead to unintended username changes.
How severe is CVE-2025-63523?: CVE-2025-63523 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-63523 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-63523?: CVE-2025-63523 affects Feehi Feehicms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-63523?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-63523 have an EU (EUVD) identifier?: Yes. CVE-2025-63523 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-200001.
When was CVE-2025-63523 published?: CVE-2025-63523 was published on 2025-12-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:feehi:feehicms:2.1.1:*:*:*:*:*:*:*

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