CVE-2024-8309: LangChain GraphCypherQAChain SQL injection vulnerability
LangChain
A vulnerability in the GraphCypherQAChain class of LangChain permits unauthorized database manipulation via prompt injection. Users are advised to update their packages.
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
- 4.9
- EPSS
- 0.14 · top 4% · 2026-11-13
- fix status
- Fix status unknown
- first report
- 29 Oct 2024
- last update
- 29 Oct 2024
- CVE ids
Timeline · 2
Sources · 2
Advisories and databases
- 2024-10-29CVE-2024-8309: Langchain SQL Injection vulnerabilityGitHub Advisory Database · github.com/advisories/GHSA-45pg-36p6-83v9
- 2024-10-29CVE-2024-8309: A vulnerability in the GraphCypherQAChain class of langchain-ai/langchain version 0.2.5 allows for SQL injection through prompt…NVD · nvd.nist.gov/vuln/detail/CVE-2024-8309
Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.
Classification
- lane
- Patch now
- AI role
- Attack on AI
- categories
- Prompt injectionInfrastructure vulnerability
- 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 29 Oct 2024 · first reported 29 Oct 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-2024-8309: LangChain GraphCypherQAChain SQL injection vulnerability https://gcdradar.vercel.app/incidents/cve-2024-8309-langchain-graphcypherqachain-sql-injection-vul · AIR-2024-0193 · closed 2024-10-29 - Lane: Patch now - Severity: 2 (Disclosed vulnerability) - Fix status: Fix status unknown - First reported: 2024-10-29 - AI role: Attack on AI - Products: LangChain - CVE ids: CVE-2024-8309 - CVSS: 4.9 ## Summary A vulnerability in the GraphCypherQAChain class of LangChain permits unauthorized database manipulation via prompt injection. Users are advised to update their packages. ## What to do No action recorded; read the sources below and the vendor's advisory. ## Latest updates - 2024-10-29: CVE-2024-8309: A vulnerability in the GraphCypherQAChain class of langchain-ai/langchain version 0.2.5 allows for SQL injection through prompt… (https://nvd.nist.gov/vuln/detail/CVE-2024-8309) - 2024-10-29: CVE-2024-8309: Langchain SQL Injection vulnerability (https://github.com/advisories/GHSA-45pg-36p6-83v9) ## Sources - 2024-10-29 GitHub Advisory Database: CVE-2024-8309: Langchain SQL Injection vulnerability https://github.com/advisories/GHSA-45pg-36p6-83v9 - 2024-10-29 NVD: CVE-2024-8309: A vulnerability in the GraphCypherQAChain class of langchain-ai/langchain version 0.2.5 allows for SQL injection through prompt… https://nvd.nist.gov/vuln/detail/CVE-2024-8309 Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.
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AI