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Low 2.7Published Aug 26, 2026
CVE-2026-9805FMTSWriteUseIntelLib: FMTS SMM IHISI Buffer Overflow
Updated under an hour ago ()
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It affects Insyde Software InsydeH2O. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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SMM IHISI command handler, FMTSWriteUseIntelLib, for FMTS command 0x32, read and write data without checking buffer size and could cause buffer overflow.
- CVSS
- 2.7 LOW (v3.1, CNA)CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:L
- Weakness (CWE)
- CWE-787
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Insyde
- NVD analysis
- Awaiting Analysis
- Record last updated
- Aug 26, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Insyde Software InsydeH2O insyde_software:insydeh2o (from the name) | See in the Solution | CNA record |
References
- https://www.insyde.com/security-pledge/sa-2026006/
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.