CVE-2023-32786
Langchain Server-Side Request Forgery vulnerability
In Langchain through 0.0.155, prompt injection allows an attacker to force the service to retrieve data from an arbitrary URL, essentially providing SSRF and potentially injecting content into downstream tasks.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
In Langchain through 0.0.155, prompt injection allows an attacker to force the service to retrieve data from an arbitrary URL, essentially providing SSRF and potentially injecting content into downstream tasks.
- Record
CVE-2023-32786- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-74
- Updated
- 2026-11-02
CVE List No score
In Langchain through 0.0.155, prompt injection allows an attacker to force the service to retrieve data from an arbitrary URL, essentially providing SSRF and potentially injecting content into downstream tasks.
- Record
CVE-2023-32786- Updated
- 2026-11-02
EUVDEUVD-2023-2674 No score
In Langchain through 0.0.155, prompt injection allows an attacker to force the service to retrieve data from an arbitrary URL, essentially providing SSRF and potentially injecting content into downstream tasks.
- Record
EUVD-2023-2674- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6h8p-4hx9-w66c
Langchain Server-Side Request Forgery vulnerability
In Langchain before 0.0.329, prompt injection allows an attacker to force the service to retrieve data from an arbitrary URL, essentially providing SSRF and potentially injecting content into downstream tasks.
- Record
GHSA-6h8p-4hx9-w66c- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-74, CWE-918
- Updated
- 2026-11-02
OSVGHSA-6h8p-4hx9-w66c
Langchain Server-Side Request Forgery vulnerability
In Langchain before 0.0.329, prompt injection allows an attacker to force the service to retrieve data from an arbitrary URL, essentially providing SSRF and potentially injecting content into downstream tasks.
- Record
GHSA-6h8p-4hx9-w66c- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-74, CWE-918
- Updated
- 2026-11-02
OSVPYSEC-2026-1508
Langchain Server-Side Request Forgery vulnerability
In Langchain before 0.0.329, prompt injection allows an attacker to force the service to retrieve data from an arbitrary URL, essentially providing SSRF and potentially injecting content into downstream tasks.
- Record
PYSEC-2026-1508- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSV No score
In Langchain through 0.0.155, prompt injection allows an attacker to force the service to retrieve data from an arbitrary URL, essentially providing SSRF and potentially injecting content into downstream tasks.
- Record
CVE-2023-32786- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
langchainPyPI |
before 0.0.329 | 0.0.329 |
langchainPyPI |
before 0.0.329, plus listed versions 0.0.10.0.100.0.1000.0.1010.0.101rc0 Show 45 moreShow less0.0.1020.0.102rc00.0.1030.0.1040.0.1050.0.1060.0.1070.0.1080.0.1090.0.110.0.1100.0.1110.0.1120.0.1130.0.1140.0.1150.0.1160.0.1170.0.1180.0.1190.0.120.0.1200.0.1210.0.1220.0.1230.0.1240.0.1250.0.1260.0.1270.0.1280.0.1290.0.130.0.1300.0.1310.0.1320.0.1330.0.1340.0.1350.0.1360.0.1370.0.1380.0.1390.0.140.0.1400.0.141 |
0.0.329 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-32786 is a high vulnerability (CVSS 7.5) in Langchain, published October 20, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.71%, the 53rd percentile. Fixed in langchain 0.0.329.
References
gist.github.com/rharang/d265f46fc3161b31ac2e81db44d662e1
nvd.nist.gov/vuln/detail/CVE-2023-32786
github.com/langchain-ai/langchain/pull/12747
pypi.org/project/langchain
Left out here: 279 versions. The JSON record has them.