CVE-2017-9434: Cryptopp Crypto++

Medium severity, CVSS 5.3. EPSS: 1.4% chance of exploitation in the next 30 days.

Crypto++ (aka cryptopp) through 5.6.5 contains an out-of-bounds read vulnerability in zinflate.cpp in the Inflator filter.

Affected products

• Cryptopp Crypto++: up to and including 5.6.4

Published 2017-06-05. Last modified 2026-06-17.