langchain-classic (pypi) has 1 known vulnerability, the worst rated HIGH. Upgrade to 1.0.7 or later to clear it. No malicious-package signal is recorded.
No published models are known to use this package.
CVSS v3.1 base score out of 10
chance of exploitation in 30 days, 10th percentile of all CVEs
CyberXYZ composite out of 10
fig. 01 — GHSA-3644-q5cj-c5c7, the advisory selected below
The LangSmith SDK's prompt pull methods (pullprompt / pullpromptcommit in Python, pullPrompt / pullPromptCommit in JS/TS) fetch and deserialize prompt…
Full advisory text at GitHub advisory or NVD.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N
CyberXYZ does not call a package safe in absolute terms. It records 1 known vulnerability for langchain-classic (pypi), the worst rated HIGH, and no malicious-package signal. Whether it is acceptable depends on the version you run.
Yes. CyberXYZ records 1 known vulnerability for langchain-classic (pypi), the worst rated HIGH. They are GHSA-3644-q5cj-c5c7.
1.0.7 or later clears every advisory recorded for langchain-classic (pypi). Check the release you pick before installing it.
Search langchain-classic in CyberXYZ Check at https://cyberxyz.io/check?q=langchain-classic. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.
Checked 2026-11-14 at 09:59 UTC. The most recent advisory here was published 2026-05-13. Updated continuously from NVD, GHSA, OSV and CNA feeds.