notionnext-org NotionNext Authentication Guard cache.js cleanCache missing authentication

Overview

A security vulnerability has been detected in notionnext-org NotionNext up to 4.10.10. Affected by this issue is the function cleanCache of the file pages/api/cache.js of the component Authentication Guard. The manipulation of the argument token leads to missing authentication. The attack may be initiated remotely. Versions 4.1.0 - 4.9.5.2 allow unauthenticated exploitation due to missing method check. In versions 4.9.5.7 - 4.10.10 a guard present but only enforced when CACHE_REVALIDATION_TOKEN is set. Default deployments remain unprotected. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

• NotionNext 4.10.0
• NotionNext 4.10.1
• NotionNext 4.10.2
• NotionNext 4.10.3
• NotionNext 4.10.4
• NotionNext 4.10.5
• NotionNext 4.10.6
• NotionNext 4.10.7
• NotionNext 4.10.8
• NotionNext 4.10.9
• NotionNext 4.10.10

Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.