Insufficient escaping of unicode characters in query log_CVE-2026-1337

1.1 / 10

LOW

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

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

Basic Information

ID CVE-2026-1337

Source Neo4j

Published Feb 6, 2026 at 13:13

Affected Product

Vendor neo4j

Product Enterprise Edition

Affected Versions neo4j Enterprise Edition 0
neo4j Community Edition 0

CWE Classification

CWE-117

References

github.com /JoakimBulow/CVE-2026-1337

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    "published": "2026-02-06T13:13:19.230Z",
    "modified": "2026-02-06T13:13:19.230Z",
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