How severe is CVE-2023-34541?

CVE-2023-34541 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-2023-34541 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-34541?

CVE-2023-34541 affects Langchain. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-34541?

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.

When was CVE-2023-34541 published?

CVE-2023-34541 was published on 2023-06-20 and last updated on 2026-06-17.

CVE-2023-34541

CVE-2023-34541 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.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Langchain
Published: 2023-06-20
Last modified: 2026-06-17

Description

Langchain 0.0.171 is vulnerable to Arbitrary code execution in load_prompt.

Frequently asked questions

What is CVE-2023-34541?: Langchain 0.0.171 is vulnerable to Arbitrary code execution in load_prompt.
How severe is CVE-2023-34541?: CVE-2023-34541 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-2023-34541 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-34541?: CVE-2023-34541 affects Langchain. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-34541?: 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.
When was CVE-2023-34541 published?: CVE-2023-34541 was published on 2023-06-20 and last updated on 2026-06-17.

References

https://github.com/hwchase17/langchain/issues/4849

Affected products (1)

cpe:2.3:a:langchain:langchain:0.0.171:*:*:*:*:*:*:*

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