PT-2026-36690 · Langflow · Langflow

Limshow · Published 2026-05-03 · Updated 2026-05-03 · CVE-2026-7687

Positive Technologies (AI Summary)

CVSS v2.0

6.5

Medium

Base vector

AV:N/AC:L/Au:S/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions langflow versions prior to 1.8.5

Description A command injection issue exists in the Full Builtins Module Handler component. The flaw is located in the parse callable details() function within the src/lfx/src/lfx/custom/code parser/code parser.py file. A remote attacker can execute a manipulation to perform command injection, which allows the execution of arbitrary system commands on the host operating system.

Recommendations Update to version 1.8.5 or later. As a temporary workaround, restrict access to the parse callable details() function until the update is applied.

Exploit

Fix

Command Injection

Special Elements Injection

Weakness Enumeration

CWE-77

CWE-74

Related Identifiers

CVE-2026-7687

Affected Products

Langflow

References · 8

• 🔥 https://yuque.com/yuqueyonghuqy8yu4/ghuay4/ylrgoyyfrucp8opo?singleDoc=#g4kyb · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-7687 · Security Note
• https://vuldb.com/submit/798731 · Note
• https://t.me/cveNotify/161918 · Telegram Post
• https://vuldb.com/vuln/360857/cti · Note
• https://t.me/CVEtracker/52568 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2050871004960833750 · Twitter Post
• https://vuldb.com/vuln/360857 · Note