How severe is CVE-2024-7042?

CVE-2024-7042 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-7042 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-7042?

CVE-2024-7042 affects Langchain. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-7042?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-7042 have an EU (EUVD) identifier?

Yes. CVE-2024-7042 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-0088.

When was CVE-2024-7042 published?

CVE-2024-7042 was published on 2024-10-29 and last updated on 2026-06-17.

CVE-2024-7042

CVE-2024-7042 is a critical-severity vulnerability in Langchain with a CVSS 3.x base score of 9.8. 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-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-0088
Weakness: CWE-89
Affected product: Langchain
Published: 2024-10-29
Last modified: 2026-06-17

Description

A vulnerability in the GraphCypherQAChain class of langchain-ai/langchainjs versions 0.2.5 and all versions with this class allows for prompt injection, leading to SQL injection. This vulnerability permits unauthorized data manipulation, data exfiltration, denial of service (DoS) by deleting all data, breaches in multi-tenant security environments, and data integrity issues. Attackers can create, update, or delete nodes and relationships without proper authorization, extract sensitive data, disrupt services, access data across different tenants, and compromise the integrity of the database.

Frequently asked questions

What is CVE-2024-7042?: A vulnerability in the GraphCypherQAChain class of langchain-ai/langchainjs versions 0.2.5 and all versions with this class allows for prompt injection, leading to SQL injection. This vulnerability permits unauthorized data manipulation, data exfiltration, denial of service (DoS) by deleting all data, breaches in multi-tenant security environments, and data integrity issues. Attackers can create, update, or delete nodes and relationships without proper authorization, extract sensitive data, disrupt services, access data across different tenants, and compromise the integrity of the database.
How severe is CVE-2024-7042?: CVE-2024-7042 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-7042 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-7042?: CVE-2024-7042 affects Langchain. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-7042?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-7042 have an EU (EUVD) identifier?: Yes. CVE-2024-7042 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-0088.
When was CVE-2024-7042 published?: CVE-2024-7042 was published on 2024-10-29 and last updated on 2026-06-17.

References

Affected products (1)

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

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