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CVE-2025-2296

27
FAUCET Score

CVE-2025-2296 is a high-severity vulnerability in EDK2 BIOS, stemming from improper input validation that could allow a local attacker to alter control flow. This could lead to arbitrary command execution and impact the confidentiality, integrity, and availability of affected systems. With a CVSS score of 8.4, the vulnerability is considered high risk due to its potential for significant impact, though it requires high privileges for exploitation. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
TianoCoreEDK2
>= 0, < edk2-stable202502CNA affecteddefault unaffected

CVSS Data

CVSS version used by this source: 4.0

8.4HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
HIGH
User Interaction
NONE
VS Confidentiality
LOW
VS Integrity
HIGH
VS Availability
LOW
SS Confidentiality
LOW
SS Integrity
HIGH
SS Availability
LOW
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.67%
Probability of exploitation in next 30 days
EPSS Percentile
48.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0067 is in the 27th percentile among its peer group of 5,531 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (10)

microsoftpatch availablevia msrc
Product: cbl2 hvloader 1.0.1-14 on CBL Mariner 2.0Fixed in: 1.0.1-15
microsoftpatch availablevia msrc
Product: 20377-17086Fixed in: 20230301gitf80f052277c8-44
microsoftpatch availablevia msrc
Product: 20378-17086Fixed in: 1.0.1-15
microsoftpatch availablevia msrc
Product: azl3 edk2 20240524git3e722403cd16-10 on Azure Linux 3.0Fixed in: 20240524git3e722403cd16-11
microsoftpatch availablevia msrc
Product: cbl2 edk2 20230301gitf80f052277c8-43 on CBL Mariner 2.0Fixed in: 20230301gitf80f052277c8-44
microsoftpatch availablevia msrc
Product: 20577-17084Fixed in: 20240524git3e722403cd16-11
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: edk2
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: edk2
redhatno patchvia redhat_api
Product: Red Hat OpenShift Container Platform 4Fixed in: rhcos
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 10Fixed in: edk2

Vendor Advisories (2)

redhatCVE-2025-2296Important

edk2: EDK2: Improper Input Validation allows arbitrary command execution

Dec 9, 2025
microsoft2025-Dec/CVE-2025-2296Important

Un-verified kernel bypass Secure Boot mechanism in direct boot mode

Dec 9, 2025

References

github.com / tianocore/edk2/security/advisories/GHSA-6pp6-cm5h-86g5