CVE-2026-1337

MEDIUM
2026-02-06 3b236295-4ccd-4a1f-a1c1-a72eecc8d7b6 GHSA-xr72-g735-4vwp
5.4
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

4
Patch Released
Mar 31, 2026 - 21:13 nvd
Patch available
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Feb 24, 2026 - 21:21 vuln.today
Public exploit code
CVE Published
Feb 06, 2026 - 14:16 nvd
MEDIUM 5.4

Tags

Github XSS Neo4j

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

Analysis

Neo4J versions up to 2026.01 contains a vulnerability that allows attackers to XSS if the user opens the logs in a tool that treats them as HTML (CVSS 5.4).

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Remediation

Within 30 days: Identify affected systems running query log in Neo4j Enterprise and Community editions and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

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Priority Score

47
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +27
POC: +20

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CVE-2026-1337 vulnerability details – vuln.today
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