CVE-2024-46946: LangChain Experimental Eval Injection vulnerability
LangChain Experimental
A critical eval injection vulnerability in LangChain Experimental allows attackers to execute arbitrary code via sympy.sympify within LLMSymbolicMathChain. The flaw impacts multiple versions of the library.
disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why
- CVSS
- 9.8
- EPSS
- 0.01 · top 28% · 2026-11-13
- fix status
- Fix status unknown
- first report
- 19 Sep 2024
- last update
- 19 Sep 2024
- CVE ids
Timeline · 2
Sources · 2
Advisories and databases
- 2024-09-19CVE-2024-46946: LangChain Experimental Eval Injection vulnerabilityGitHub Advisory Database · github.com/advisories/GHSA-p2qj-r53j-h3xj
- 2024-09-19CVE-2024-46946: langchain_experimental (aka LangChain Experimental) 0.1.17 through 0.3.0 for LangChain allows attackers to execute arbitrary code…NVD · nvd.nist.gov/vuln/detail/CVE-2024-46946
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Classification
- lane
- Patch now
- AI role
- Attack on AI
- categories
- Infrastructure vulnerabilityPrompt injection
- severity
- 2 · Disclosed vulnerability
- fix status
- Fix status unknown
- targets
- Framework / tooling
- owasp llm top 10
- LLM01:2025 Prompt InjectionLLM03:2025 Supply Chain
- mitre atlas
- AML.T0051 LLM Prompt Injection
- dates
- happened 19 Sep 2024 · first reported 19 Sep 2024
- origin
- GitHub Advisory DatabaseVulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
- record
- confidence 0.95 · created 2026-10-18 07:00Z · updated 2026-10-18 10:04Z
Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned
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the brief as text
# CVE-2024-46946: LangChain Experimental Eval Injection vulnerability https://gcdradar.vercel.app/incidents/cve-2024-46946-langchain-experimental-eval-injection-vulnera · AIR-2024-0170 · closed 2024-09-19 - Lane: Patch now - Severity: 2 (Disclosed vulnerability) - Fix status: Fix status unknown - First reported: 2024-09-19 - AI role: Attack on AI - Products: LangChain Experimental - CVE ids: CVE-2024-46946 - CVSS: 9.8 ## Summary A critical eval injection vulnerability in LangChain Experimental allows attackers to execute arbitrary code via sympy.sympify within LLMSymbolicMathChain. The flaw impacts multiple versions of the library. ## What to do No action recorded; read the sources below and the vendor's advisory. ## Latest updates - 2024-09-19: CVE-2024-46946: langchain_experimental (aka LangChain Experimental) 0.1.17 through 0.3.0 for LangChain allows attackers to execute arbitrary code… (https://nvd.nist.gov/vuln/detail/CVE-2024-46946) - 2024-09-19: CVE-2024-46946: LangChain Experimental Eval Injection vulnerability (https://github.com/advisories/GHSA-p2qj-r53j-h3xj) ## Sources - 2024-09-19 GitHub Advisory Database: CVE-2024-46946: LangChain Experimental Eval Injection vulnerability https://github.com/advisories/GHSA-p2qj-r53j-h3xj - 2024-09-19 NVD: CVE-2024-46946: langchain_experimental (aka LangChain Experimental) 0.1.17 through 0.3.0 for LangChain allows attackers to execute arbitrary code… https://nvd.nist.gov/vuln/detail/CVE-2024-46946 Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.
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