CVE-2023-6992

score

<0.1

cvss

4.0

epss

0.2%

published

2024-01-04

kev added

—

first seen

2026-10-21

Cloudflare's zlib library contains a memory corruption caused by improper input validation in deflate.c, letting local attackers exploit heap-based buffer overflow during compression, exploit requires crafted malicious file.