CVE-2026-113364
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
Buffer Overflow in the data receiving process in NEC Corporation WebSAM WinShare Ver 7.5.0 and earlier, Ver 7.6.0 and Ver 7.7.0 through 7.7.2 on Windows allows a remote unauthenticated attacker to execute arbitrary code with SYSTEM privileges via a crafted packet with a malformed data size value in the protocol header.
| CWE | CWE-122 |
| Vendor | nec corporation |
| Product | websam winshare |
| Published | Nov 9, 2026 |
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Affected Versions
NEC Corporation / WebSAM WinShare
Ver 7.5.0 and earlier, Ver 7.6.0 and Ver 7.7.0 through 7.7.2
References
Credits
🔍 reported by Ruslan Sayfiev and Denis Faiustov of Fujitsu Limited, and Masahiro Kawada.