How severe is CVE-2023-4479?

CVE-2023-4479 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-2023-4479 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-2023-4479?

CVE-2023-4479 affects M-files. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-4479?

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-2023-4479 have an EU (EUVD) identifier?

Yes. CVE-2023-4479 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-54334.

When was CVE-2023-4479 published?

CVE-2023-4479 was published on 2024-03-04 and last updated on 2026-06-17.

CVE-2023-4479

CVE-2023-4479 is a high-severity vulnerability in M-files 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: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-54334
Weakness: CWE-79
Affected product: M-files
Published: 2024-03-04
Last modified: 2026-06-17

Description

Stored XSS Vulnerability in M-Files Web versions before 23.8 allows attacker to execute script on users browser via stored HTML document within limited time period.

Frequently asked questions

What is CVE-2023-4479?: Stored XSS Vulnerability in M-Files Web versions before 23.8 allows attacker to execute script on users browser via stored HTML document within limited time period.
How severe is CVE-2023-4479?: CVE-2023-4479 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-2023-4479 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-2023-4479?: CVE-2023-4479 affects M-files. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-4479?: 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-2023-4479 have an EU (EUVD) identifier?: Yes. CVE-2023-4479 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-54334.
When was CVE-2023-4479 published?: CVE-2023-4479 was published on 2024-03-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:m-files:m-files:*:*:*:*:*:*:*:*

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