Uutils coreutils Id Utility clickjacking

Summaryinfo

A vulnerability was found in Uutils coreutils. It has been declared as problematic. This issue affects some unknown processing of the component Id Utility. The manipulation results in clickjacking. This vulnerability is reported as CVE-2026-35371. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Uutils coreutils (version now known). Affected is some unknown processing of the component Id Utility. The manipulation with an unknown input leads to a clickjacking vulnerability. CWE is classifying the issue as CWE-451. The user interface (UI) does not properly represent critical information to the user, allowing the information - or its source - to be obscured or spoofed. This is often a component in phishing attacks. This is going to have an impact on integrity. CVE summarizes:

The id utility in uutils coreutils exhibits incorrect behavior in its "pretty print" output when the real UID and effective UID differ. The implementation incorrectly uses the effective GID instead of the effective UID when performing a name lookup for the effective user. This results in misleading diagnostic output that can cause automated scripts or system administrators to make incorrect decisions regarding file permissions or access control.

The weakness was disclosed by Zellic. The advisory is available at github.com. This vulnerability is traded as CVE-2026-35371 since 04/02/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 04/22/2026). This vulnerability is assigned to T1566.003 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Uutils

Name

• coreutils

Website

• Product: https://github.com/uutils/coreutils/

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