CVE record · CVE-2025-4275

SecureFlashDxe: Incorrect UEFI variable attributes check allows usage of invalid certificate

CVSS 7.8 HighEPSS 0.0048 · 41st percentile

Published by the CVE Program (CNA: Insyde) at 11 Jun 2025, 00:25 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Insyde Software InsydeH2O
  • affected Kernel 5.2 to before 05.2A.16 Tag
  • affected Kernel 5.3 to before 05.39.16 Tag
  • affected Kernel 5.4 to before 05.47.16 Tag
  • affected Kernel 5.5 to before 05.55.16 Tag
  • affected Kernel 5.6 to before 05.62.16 Tag
  • affected Kernel 5.7 to before 05.71.16 Tag
Other versions: unknown
Identifiers
CVE-2025-4275
CNA
Insyde
Published
11 Jun 2025
Updated
14 Aug 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.8 High 3.1 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CNA (Insyde)
  • CISA KEV Not listed.
  • EPSS 0.0048, the 41st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 11 Jun 2025. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.