Improper Verification of Cryptographic Signature Affecting aactl package, versions <0.4.12-r39


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.01% (1st percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-AACTL-15067760
  • published23 Jan 2026
  • disclosed22 Jan 2026

Introduced: 22 Jan 2026

CVE-2026-23992  (opens in a new tab)
CWE-347  (opens in a new tab)

How to fix?

Upgrade Chainguard aactl to version 0.4.12-r39 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream aactl package and not the aactl package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

go-tuf is a Go implementation of The Update Framework (TUF). Starting in version 2.0.0 and prior to version 2.3.1, a compromised or misconfigured TUF repository can have the configured value of signature thresholds set to 0, which effectively disables signature verification. This can lead to unauthorized modification to TUF metadata files is possible at rest, or during transit as no integrity checks are made. Version 2.3.1 fixes the issue. As a workaround, always make sure that the TUF metadata roles are configured with a threshold of at least 1.

CVSS Base Scores

version 3.1