CVE-2026-112021: snac2 0 to before 2.93

Affected technology

snac2 · 0 to before 2.93
grunfink

Description’s affected range: before 2.93

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Unauthenticated remote attackers can corrupt heap memory by sending JSON strings containing a \u0000 escape. Vendor/CNA’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality and integrity impact as none; availability impact as high.