CVE-2026-42533 ← All CVEs & products

Posts about CVE-2026-42533

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High Nov 14, 2026

Nginx warns of CVE-2026-42533: check map and regex configuration and upgrade

Nginx disclosed CVE-2026-42533, a buffer overflow related to the use of map and regex. Versions 0.9.6–1.31.2 are listed as affected; check your version and upgrade to 1.31.3+ or 1.30.4+.

CVE-2026-42533 Nginx