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CVE-2026-4148 ExpressionContext use-after-free in classic engine $lookup and $graphLookup aggregation operators

🗓️ 17 Mar 2026 15:53:57Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

CVE-2026-4148: Use-after-free in ExpressionContext during $lookup and $graphLookup in sharded clusters.

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08 Jul 2026 08:13Current
5.9Medium risk
Vulners AI Score5.9
CVSS 48.7
EPSS0.00323
2