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Vulnerabilities
Vulnerability

CVE-2026-27022

Reference data from vuln.mlab.sh, coverage from our own index.

CVSS
6.5 Medium
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Risk score
52.0
Published
2026-02-20
Status
Published

@langchain/langgraph-checkpoint-redis is the Redis checkpoint and store implementation for LangGraph. A query injection vulnerability exists in the @langchain/langgraph-checkpoint-redis package's filter handling. The RedisSaver and ShallowRedisSaver classes construct RediSearch queries by directly interpolating user-provided filter keys and values without proper escaping. RediSearch has special syntax characters that can modify query behavior, and when user-controlled data contains these characters, the query logic can be manipulated to bypass intended access controls. This vulnerability is fixed in 1.0.2.

Weaknesses

CWE-74

Coverage 1

Advisories and references