In LangChain through 0.0.131, the LLMMathChain chain allows prompt injection attacks that…
Priority HIGH 76CWE-74Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-94.
Summary
In LangChain through 0.0.131, the LLMMathChain chain allows prompt injection attacks that can execute arbitrary code via the Python exec method.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.39653 98th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | langchain (PyPI) | up to 0.0.131 | — | No fix listed | GHSA-fprp-p869-w6q2 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- langchain (PyPI) Vendor— Affected up to 0.0.131 Fixed in — No fix listed GHSA-fprp-p869-w6q2
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:langchain:langchain:*:*:*:*:*:*:*:* | up to 0.0.131 | Vulnerable | langchain-ai |
- cpe:2.3:a:langchain:langchain:*:*:*:*:*:*:*:* Versions up to 0.0.131 Vulnerable ·langchain-ai
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-29374
- 2026-10-03 Alias added: GHSA-fprp-p869-w6q2
References
Exploit 2
More langchain-ai Langchain vulnerabilities
- TI-2023-20724 An issue in langchain langchain-ai v.0.0.232 and before allows a remote attacker to… CVSS 3.1CRITICAL 9.8
- TI-2023-20706 An issue in LanChain-ai Langchain v.0.0.245 allows a remote attacker to execute arbitrary… CVSS 3.1CRITICAL 9.8
- TI-2023-20166 An issue in Harrison Chase langchain v.0.0.194 and before allows a remote attacker to… CVSS 3.1CRITICAL 9.8
- TI-2023-20136 An issue in LangChain v.0.0.231 allows a remote attacker to execute arbitrary code via the prompt parameter. CVSS 3.1CRITICAL 9.8
- TI-2023-18185 An issue in langchain v.0.0.171 allows a remote attacker to execute arbitrary code via a… CVSS 3.1CRITICAL 9.8
- TI-2023-18176 An issue in LangChain before 0.0.236 allows an attacker to execute arbitrary code because… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2023-29374 · CVE Program
- CVE-2023-29374 · NVD
- FIRST EPSS
- GHSA-fprp-p869-w6q2 · GitHub Advisory Database · CC BY 4.0
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