CVE-2023-36258

criticalpriority · track · 39EPSS 0.011 · 65 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.07% (65th) EPSS

CVSS 9.8 · critical

Is it mine?

3 products

Who says so?

4 sources

cnnvd · enisa_euvd · osv · nvd

EPSS · scored 2026-10-27

An issue in LangChain before 0.0.236 allows an attacker to execute arbitrary code because Python code with os.system, exec, or eval can be used.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

The CWE weakness classes this flaw belongs to.

Products and version ranges known to be affected.

Vendor and ecosystem advisories describing this.

GHSA-2qmj-7962-cjq8langchain arbitrary code execution vulnerability2023-07-03ghsa · osvUS
An issue in langchain allows an attacker to execute arbitrary code via the PALChain in the python exec method.
PYSEC-2023-982023-07-03vendor · osvUS
An issue in langchain v.0.0.199 allows an attacker to execute arbitrary code via the PALChain in the python exec method.

Other names and identifiers for this entity.

Which sources assert this record, and when.

published 2023-07-03modified 2026-06-17

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.