How severe is CVE-2023-42920?

CVE-2023-42920 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-42920 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-42920?

CVE-2023-42920 primarily affects Claris Claris Pro. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-42920?

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-2023-42920 have an EU (EUVD) identifier?

Yes. CVE-2023-42920 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-47341.

When was CVE-2023-42920 published?

CVE-2023-42920 was published on 2024-03-19 and last updated on 2026-06-17.

CVE-2023-42920

CVE-2023-42920 is a high-severity vulnerability in Claris Claris Pro with a CVSS 3.x base score of 7.8. 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-427.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-47341
Weakness: CWE-427
Affected product: Claris Claris Pro
Published: 2024-03-19
Last modified: 2026-06-17

Description

Claris International has fixed a dylib hijacking vulnerability in the FileMaker Pro.app and Claris Pro.app versions on macOS.

Frequently asked questions

What is CVE-2023-42920?: Claris International has fixed a dylib hijacking vulnerability in the FileMaker Pro.app and Claris Pro.app versions on macOS.
How severe is CVE-2023-42920?: CVE-2023-42920 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-42920 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-42920?: CVE-2023-42920 primarily affects Claris Claris Pro. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-42920?: 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-2023-42920 have an EU (EUVD) identifier?: Yes. CVE-2023-42920 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-47341.
When was CVE-2023-42920 published?: CVE-2023-42920 was published on 2024-03-19 and last updated on 2026-06-17.

References

https://support.claris.com/s/article/FileMaker-Security-Information?language=en_US

Affected products (2)

cpe:2.3:a:claris:claris_pro:-:*:*:*:*:*:*:*
cpe:2.3:a:claris:filemaker_pro:*:*:*:*:*:*:*:*

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