KEVWire

Security intelligence, with context.

Response snapshot Oct 27, 2026, 18:26 UTC

Back to the wire
Permalink
VulnerabilityCVE-2024-46946

LangChain Experimental Eval Injection vulnerability

langchain_experimental (aka LangChain Experimental) 0.1.17 through 0.3.0 for LangChain allows attackers to execute arbitrary code through sympy.sympify (which uses eval) in LLMSymbolicMathChain. LLMSymbolicMathChain was introduced in fcccde406dd9e9b05fc9babcbeb9ff527b0ec0c6 (2023-10-05).

At a glance

Exploited
Not known
Severity
9.3 Critical (CVSS 4.0)
Chance of exploitation
Not estimated
Sources
1 source

What to do

Consult the exact GitHub advisory for affected versions, mitigation, and patch availability.

Read GitHub-reviewed advisory GHSA-p2qj-r53j-h3xj (opens a new tab)

What happened

langchain_experimental (aka LangChain Experimental) 0.1.17 through 0.3.0 for LangChain allows attackers to execute arbitrary code through sympy.sympify (which uses eval) in LLMSymbolicMathChain. LLMSymbolicMathChain was introduced in fcccde406dd9e9b05fc9babcbeb9ff527b0ec0c6 (2023-10-05).

Affected package ranges reported by GitHub: langchain-experimental: >= 0.1.17, <= 0.3.0

Scores and how they were measured

CVSS base severity

9.3

Version 4.0As of

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Measurement source (opens a new tab)

How bad it is if exploited. Not a prediction of exploitation or proof you are exposed.

EPSS probability

Not available

A model's estimate of exploitation in the next 30 days, not certainty or your own risk.

Related technology

Sources

  1. Primary source

    GitHub-reviewed advisory GHSA-p2qj-r53j-h3xj (opens a new tab)

    The public advisory supplies the description, affected package/version ranges, and any listed CVSS metric. GitHub review is not local review.

    Published Checked

  2. Primary source

    GitHub public advisory API page (opens a new tab)

    The API page supplied GHSA-p2qj-r53j-h3xj, its actual identifiers, source dates, and structured metrics.

    Published Date not suppliedChecked

Cite this record

For factual claims, cite the primary sources above; cite KEVWire for its compilation, dates, and classifications.

APA

KEVWire. (2026, October 27). LangChain Experimental Eval Injection vulnerability (CVE-2024-46946). https://kevwire.com/record/CVE-2024-46946

MLA

"LangChain Experimental Eval Injection vulnerability (CVE-2024-46946)." KEVWire, 27 Oct. 2026, kevwire.com/record/CVE-2024-46946.

Chicago

KEVWire. "LangChain Experimental Eval Injection vulnerability (CVE-2024-46946)." Last modified October 27, 2026. https://kevwire.com/record/CVE-2024-46946.

Evidence summary (plain text)

LangChain Experimental Eval Injection vulnerability (Sep 19, 2024).
langchain_experimental (aka LangChain Experimental) 0.1.17 through 0.3.0 for LangChain allows attackers to execute arbitrary code through sympy.sympify (which uses eval) in LLMSymbolicMathChain. LLMSymbolicMathChain was introduced in fcccde406dd9e9b05fc9babcbeb9ff527b0ec0c6 (2023-10-05).
CVSS 9.3 (version 4.0; evidence as of Oct 27, 2026; https://github.com/advisories/GHSA-p2qj-r53j-h3xj).
Sources:
GitHub-reviewed advisory GHSA-p2qj-r53j-h3xj: https://github.com/advisories/GHSA-p2qj-r53j-h3xj
GitHub public advisory API page: https://api.github.com/advisories?type=reviewed&per_page=100&sort=updated&direction=desc
Record ID: CVE-2024-46946.
Record origin: Ingested record.
AI evidence: Not assessed.
Known exploitation: Not assessed.
Zero-day status: Not assessed. KEV membership alone does not establish zero-day status.
About this data

This record was ingested from a data source. Retrieved: Oct 27, 2026, 18:10 UTC. Ingestion is not an independent editorial investigation.

A CISA KEV listing documents known exploitation, not necessarily a zero-day; absence from the catalog does not prove a vulnerability has never been exploited.

Technology tags indicate possible relevance, not verified exposure. Confirm the affected product, version, and configuration against your own inventory; KEVWire does not scan your systems.

A personal reading checklist on this device, not verified remediation.

Record JSON

Your account

Email alerts

Email alerts are not available yet. To follow your stack today, use its RSS feed, which honors your filters, or connect an AI agent through the API.

Suggest an improvement

Ideas, missing sources, corrections, and bugs are all welcome. No account needed. Suggestions are reviewed by a person before anything changes.

Record details

Record detail