CVE-2026-1337 is classified as a low-severity vulnerability affecting Neo4j, specifically the Enterprise and Community editions prior to version 2026.01. This vulnerability allows for insufficient escaping of unicode characters in query logs, which can lead to potential XSS (Cross-Site Scripting) if the logs are opened in a tool that interprets them as HTML. Although there is no significant security impact on Neo4j products, this advisory serves as a precaution for users to treat the logs as plain text.
The CVSS score for this vulnerability is 1.1, indicating a low severity level. Organizations should be aware of this potential issue, especially if they are using versions prior to the patch. The urgency for defenders to address this vulnerability is low; however, they should be proactive in ensuring that logs are handled securely.
Currently, this vulnerability does not appear in the Known Exploited Vulnerabilities (KEV) catalog, and there are no confirmed public exploits available. Nevertheless, a proof of concept exploit has been published, which can be found on GitHub.
Organizations using Neo4j should ensure they are on version 2026.01 or later to mitigate this vulnerability. If not, they should consider applying appropriate safeguards when accessing query logs.
Risk to organizations includes potential exposure to XSS attacks if logs are treated as HTML. Although the risk is minimal, it is important to adhere to best practices in log management.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
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