# Insyde Software InsydeH2O.

Every CVE that names Insyde Software InsydeH2O among its affected products, newest first. Vendors and products are as the CNA wrote them.

## Records, newest first

- [H19WMIHandlerSmm: unvalidated memory boundary could result in arbitrary code execution.](https://agentprime.io/advisories/CVE-2026-12855.md)
  `CVE-2026-12855` · CVE record: Insyde Software InsydeH2O · CVSS 8.2 High · Not analysed yet · Published 9 Sept 2026 · Tags: CWE-20
- [UEFI BIOS embedded Shell can be used to bypass Secure Boot](https://agentprime.io/advisories/CVE-2026-6485.md)
  `CVE-2026-6485` · CVE record: Insyde Software InsydeH2O · CVSS 8.2 High · Not analysed yet · Published 9 Sept 2026 · Tags: CWE-489
- [HDD Password Stored In Plaintext](https://agentprime.io/advisories/CVE-2021-38489.md)
  `CVE-2021-38489` · CVE record: Insyde Software InsydeH2O · CVSS 8.2 High · Not analysed yet · Published 3 Sept 2026 · Tags: CWE-256
- [VariableEditSmm: Error checking of UEFI variables could cause buffer overflow, leading to code execution](https://agentprime.io/advisories/CVE-2021-43614.md)
  `CVE-2021-43614` · CVE record: Insyde Software InsydeH2O · CVSS 6.7 Medium · Not analysed yet · Published 3 Sept 2026 · Tags: Memory corruption
- [SysPasswordDxe: Password hashes are exposed in runtime UEFI variables, leading to escalation of privilege](https://agentprime.io/advisories/CVE-2021-43613.md)
  `CVE-2021-43613` · CVE record: Insyde Software InsydeH2O · CVSS 6.5 Medium · Not analysed yet · Published 3 Sept 2026 · Tags: Broken access control
- [FMTSWriteUseIntelLib: FMTS SMM IHISI Buffer Overflow](https://agentprime.io/advisories/CVE-2026-9805.md)
  `CVE-2026-9805` · CVE record: Insyde Software InsydeH2O · CVSS 2.7 Low · Not analysed yet · Published 26 Aug 2026 · Tags: Memory corruption
- [Lack of verified boot to certain FV may cause arbitrary code execution](https://agentprime.io/advisories/CVE-2026-6484.md)
  `CVE-2026-6484` · CVE record: Insyde Software InsydeH2O · CVSS 8.2 High · Not analysed yet · Published 12 Aug 2026 · Tags: CWE-1277
- [H19Int15CallbackSmm: SMM memory corruption vulnerability in combined DXE/SMM (SMRAM write)](https://agentprime.io/advisories/CVE-2025-10451.md)
  `CVE-2025-10451` · CVE record: Insyde Software InsydeH2O · CVSS 8.2 High · Not analysed yet · Published 12 Dec 2025 · Tags: Memory corruption
- [SetupUtility: A buffer overflow vulnerability leads to arbitrary code execution.](https://agentprime.io/advisories/CVE-2025-4410.md)
  `CVE-2025-4410` · CVE record: Insyde Software InsydeH2O · CVSS 7.5 High · Not analysed yet · Published 13 Aug 2025 · Tags: CWE-20
- [Tcg2Smm: improper input validation may lead to arbitrary code execution](https://agentprime.io/advisories/CVE-2025-4277.md)
  `CVE-2025-4277` · CVE record: Insyde Software InsydeH2O · CVSS 7.5 High · Not analysed yet · Published 13 Aug 2025 · Tags: CWE-20
- [UsbCoreDxe: improper input validation may lead to arbitrary code execution](https://agentprime.io/advisories/CVE-2025-4276.md)
  `CVE-2025-4276` · CVE record: Insyde Software InsydeH2O · CVSS 7.5 High · Not analysed yet · Published 13 Aug 2025 · Tags: CWE-20
- [SetupAutomationSmm : SMRAM memory contents leak / information disclosure vulnerability in SMM module](https://agentprime.io/advisories/CVE-2025-4426.md)
  `CVE-2025-4426` · CVE record: Insyde Software InsydeH2O · CVSS 6.0 Medium · Not analysed yet · Published 30 Jul 2025 · Tags: Information disclosure
- [SetupAutomationSmm: Stack overflow vulnerability in SMI handler](https://agentprime.io/advisories/CVE-2025-4425.md)
  `CVE-2025-4425` · CVE record: Insyde Software InsydeH2O · CVSS 8.2 High · Not analysed yet · Published 30 Jul 2025 · Tags: Memory corruption
- [SetupAutomationSmm : Arbitrary calls to SmmSetVariable with unsanitised arguments in SMI handler](https://agentprime.io/advisories/CVE-2025-4424.md)
  `CVE-2025-4424` · CVE record: Insyde Software InsydeH2O · CVSS 6.0 Medium · Not analysed yet · Published 30 Jul 2025 · Tags: CWE-20
- [SetupAutomationSmm:Vulnerability in the SMM module allow attacker to write arbitrary code and lead to memory corruption](https://agentprime.io/advisories/CVE-2025-4423.md)
  `CVE-2025-4423` · CVE record: Insyde Software InsydeH2O · CVSS 8.2 High · Not analysed yet · Published 30 Jul 2025 · Tags: Memory corruption
- [EfiSmiServices : EfiPcdProtocol, SMM memory corruption vulnerabilities in SMM module](https://agentprime.io/advisories/CVE-2025-4422.md)
  `CVE-2025-4422` · CVE record: Insyde Software InsydeH2O · CVSS 8.2 High · Not analysed yet · Published 30 Jul 2025 · Tags: Memory corruption
- [EfiSmiServices: gEfiSmmCpuProtocol, SMM memory corruption vulnerabilities in SMM module](https://agentprime.io/advisories/CVE-2025-4421.md)
  `CVE-2025-4421` · CVE record: Insyde Software InsydeH2O · CVSS 8.2 High · Not analysed yet · Published 30 Jul 2025 · Tags: Memory corruption
- [SecureFlashDxe: Incorrect UEFI variable attributes check allows usage of invalid certificate](https://agentprime.io/advisories/CVE-2025-4275.md)
  `CVE-2025-4275` · CVE record: Insyde Software InsydeH2O · CVSS 7.8 High · Not analysed yet · Published 11 Jun 2025

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