Is CVE-2026-12523 in the CISA Known Exploited Vulnerabilities catalog?

CVE-2026-12523 is not currently listed in the CISA KEV catalog.

Vulnerability intelligence

CVE-2026-12523: quiche vulnerability

FoxIO found that most HTTP/3 stacks it tested cap the compressed request, not what it unpacks into.

2026

What WebPulse reported · 1 analysis

FoxIO found that most HTTP/3 stacks it tested cap the compressed request, not what it unpacks into.

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