Vulnerability · Published Aug 26, 2026 · Assigned by mitre
CVE-2026-51106
Critical 9.3
In plain English
A critical-severity unsafe deserialization in the affected software. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 35% of all known vulnerabilities).
Severity (CVSS 3.1)9.3Critical
Exploit odds (30 days)0.4%top 65.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
An issue in TokTok qTox v1.18.4 allows a local attacker to cause a denial of service via the src/persistence/serialize.cpp component
Affected products (as reported)
Weakness: CWE-502, CWE-400 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N