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Vulnerability intelligence

CVE-2026-23870: React vulnerability

A researcher reports the flaw runs before any login check. Fixed versions exist; the question is whether you run them.

React 2026
What WebPulse reported · 1 analysis
A researcher says a 900 KB request can stall unpatched React 19.0-19.2 servers

A researcher reports the flaw runs before any login check. Fixed versions exist; the question is whether you run them.

October 9, 2026
View CVE-2026-23870 on the NIST National Vulnerability Database →
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