GitHub Advisoryadvisory · Maven

GHSA-xr72-g735-4vwp Neo4j Enterprise and Community editions have insufficient escaping of unicode characters in query log

LOW Published 2026-02-06 Modified 2026-02-06 Official page ↗
Aliases
CVE-2026-1337
Ecosystem
Maven
Packages
org.neo4j:neo4j
Severity
Low
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P
Weaknesses
CWE-117
Reviewed
2026-02-06

Affected packages

• Maven org.neo4j:neo4j: < 2026.01 → fixed in 2026.01

Description

Insufficient escaping of unicode characters in query log in Neo4j Enterprise and Community editions prior to 2026.01 can lead to XSS if the user opens the logs in a tool that treats them as HTML. There is no security impact on Neo4j products, but this advisory is released as a precaution to treat the logs as plain text if using versions prior to 2026.01. Proof of concept exploit:  https://github.com/JoakimBulow/CVE-2026-1337

Related

Alias · CVE (1)

  • CVE-2026-1337 Insufficient escaping of unicode characters in query log in Neo4j Enterprise and Community editions prior to 2026.01 can lead to XSS if the… vulnerability

Weakness · CWE (1)

  • CWE-117 Improper Output Neutralization for Logs weakness

References