How severe is CVE-2024-39018?

CVE-2024-39018 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2024-39018 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-39018?

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

Does CVE-2024-39018 have an EU (EUVD) identifier?

Yes. CVE-2024-39018 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2436.

When was CVE-2024-39018 published?

CVE-2024-39018 was published on 2024-07-01 and last updated on 2026-06-17.

CVE-2024-39018

CVE-2024-39018 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. 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-1321.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-2436
Weakness: CWE-1321
Published: 2024-07-01
Last modified: 2026-06-17

Description

harvey-woo cat5th/key-serializer v0.2.5 was discovered to contain a prototype pollution via the function "query". This vulnerability allows attackers to execute arbitrary code or cause a Denial of Service (DoS) via injecting arbitrary properties.

Frequently asked questions

What is CVE-2024-39018?: harvey-woo cat5th/key-serializer v0.2.5 was discovered to contain a prototype pollution via the function "query". This vulnerability allows attackers to execute arbitrary code or cause a Denial of Service (DoS) via injecting arbitrary properties.
How severe is CVE-2024-39018?: CVE-2024-39018 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2024-39018 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-39018?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-39018 have an EU (EUVD) identifier?: Yes. CVE-2024-39018 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2436.
When was CVE-2024-39018 published?: CVE-2024-39018 was published on 2024-07-01 and last updated on 2026-06-17.

References

https://gist.github.com/mestrtee/be75c60307b2292884cc03cebd361f3f

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