How severe is CVE-2024-5998?

CVE-2024-5998 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-5998 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-5998?

CVE-2024-5998 affects Langchain. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-5998?

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-2024-5998 have an EU (EUVD) identifier?

Yes. CVE-2024-5998 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2778.

When was CVE-2024-5998 published?

CVE-2024-5998 was published on 2024-09-17 and last updated on 2026-06-17.

CVE-2024-5998

CVE-2024-5998 is a high-severity vulnerability in Langchain 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-502.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-2778
Weakness: CWE-502
Affected product: Langchain
Published: 2024-09-17
Last modified: 2026-06-17

Description

A vulnerability in the FAISS.deserialize_from_bytes function of langchain-ai/langchain allows for pickle deserialization of untrusted data. This can lead to the execution of arbitrary commands via the os.system function. The issue affects the latest version of the product.

Frequently asked questions

What is CVE-2024-5998?: A vulnerability in the FAISS.deserialize_from_bytes function of langchain-ai/langchain allows for pickle deserialization of untrusted data. This can lead to the execution of arbitrary commands via the os.system function. The issue affects the latest version of the product.
How severe is CVE-2024-5998?: CVE-2024-5998 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-5998 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-5998?: CVE-2024-5998 affects Langchain. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-5998?: 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-2024-5998 have an EU (EUVD) identifier?: Yes. CVE-2024-5998 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2778.
When was CVE-2024-5998 published?: CVE-2024-5998 was published on 2024-09-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:langchain:langchain:*:*:*:*:*:*:*:*

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