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CVE-2026-58593 NodeBB - ActivityPub Author Spoofing via Unvalidated attributedTo Mapped to Local User

🗓️ 01 Jul 2026 19:27:23Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

CVE-2026-58593: NodeBB ActivityPub author spoofing via unvalidated attributedTo enabling remote forgery of posts to local users.

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08 Jul 2026 08:11Current
6.1Medium risk
Vulners AI Score6.1
CVSS 48.7
EPSS0.00191
2