Buffer overflow in Bitdefender Napoca
CVE-2026-10047
The Bitdefender Napoca bare-metal hypervisor contains an out-of-bounds write vulnerability in the real-mode hook handler, implemented in napoca/kernel/handler.c. The handler uses a guest-controlled SS:SP-derived offset as an index into the…
Vulnerability class: Buffer Overflow
EPSS: 0.001 (2.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Bitdefender Napoca
- Bitdefender Napoca Bare-metal Hypervisor — versions all
Weakness classification (CWE)
References
- cve-requests@bitdefender.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-10047?
- CVE-2026-10047 is a high-severity vulnerability in Bitdefender Napoca, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2026-06-02.
- How severe is CVE-2026-10047?
- High severity. CVSS v3 base score is 7.8 out of 10.