critical CVE-2026-77178
Oracle VM VirtualBox: Memory corruption possible
NVD (NIST) reports one vulnerability in Oracle VM VirtualBox with severity critical. The stated impact is memory corruption. Affected: CVE-2026-77178. The full description, affected versions and recommended action are available from NVD (NIST).
- CVSS
- 9.1
What this means for you
Depending on exploitability, a memory error leads to a crash or to execution of foreign code. Treat it like a code execution flaw until the opposite is demonstrated.
All 4 advisories for Oracle VM VirtualBox
Original source
Insights
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Weekly situation, week 41: 99 advisories, 17 critical
Between 4 Oct and 11 Oct 2026 our sources recorded 99 advisories: 17 critical, 82 high.
Weekly situation, week 40: 80 advisories, 16 critical
Between 27 Sep and 4 Oct 2026 our sources recorded 80 advisories: 16 critical, 64 high.
Weekly situation, week 39: 83 advisories, 22 critical
Between 20 Sep and 27 Sep 2026 our sources recorded 83 advisories: 22 critical, 61 high.
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