CVE-2026-46728

FAUCET Score

Das U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash.

First published: May 16, 2026Last modified: May 16, 2026

Impacted Technologies

Vendor	Product	Version(s)	CPE
		>= 2013.07, <= 2025.10CPE matchmatch criteria	cpe:2.3:a:denx:u-boot::::::::
		>= 2016.03.0, < 2025.09.3CPE matchmatch criteria	cpe:2.3:a:pengutronix:barebox::::::::
		>= 2025.10.0, < 2026.03.1CPE matchmatch criteria	cpe:2.3:a:pengutronix:barebox::::::::
		>= 0, < 2026.04CPE match	cpe:2.3:a:denx:u-boot::::::::

CVSS Data

CVSS version used by this source: 3.1

8.2HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

Exploitability Score

1.5

Impact Score

6.0

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.16%

Probability of exploitation in next 30 days

EPSS Percentile

5.5%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0016 is in the 24th percentile among its peer group of 16,994 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference

View patch

References

github.com / barebox/barebox/security/advisories/GHSA-3fvj-q26p-j6h4

Vendor AdvisoryExploitPatch

github.com / u-boot/u-boot/commit/2092322b31cc8b1f8c9e2e238d1043ae0637b241

Patch