jarrodwatts claude-hud up to 0.0.12 Working Directory control sequence

Summaryinfo

A vulnerability classified as problematic was found in jarrodwatts claude-hud up to 0.0.12. This affects an unknown function of the component Working Directory Handler. Executing a manipulation can lead to control sequence. The identification of this vulnerability is CVE-2026-47090. The attack can only be executed locally. There is no exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability has been found in jarrodwatts claude-hud up to 0.0.12 and classified as problematic. This vulnerability affects an unknown function of the component Working Directory Handler. The manipulation with an unknown input leads to a control sequence vulnerability. The CWE definition for the vulnerability is CWE-150. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as escape, meta, or control character sequences when they are sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Claude HUD through 0.0.12, patched in commit 234d9aa, constructs OSC 8 terminal hyperlink escape sequences using raw cwd and branchUrl values without stripping control characters or encoding embedded values, allowing attackers to inject arbitrary ANSI codes into terminal sessions. Attackers can embed ESC+backslash sequences in the current working directory or branch URL to execute malicious ANSI codes including text color changes, forged prompts, and OSC 52 clipboard writes, or trigger outbound HTTP requests to attacker-controlled remotes when hyperlinks are clicked.

The weakness was shared by Katriel Moses as 485. The advisory is shared for download at github.com. This vulnerability was named CVE-2026-47090 since 05/18/2026. The exploitation appears to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available.

Applying the patch 234d9aad919b51326a43bcf90b45ae35c23afc30 is able to eliminate this problem. The bugfix is ready for download at github.com.

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Productinfo

Vendor

• jarrodwatts

Name

• claude-hud

Version

• 0.0.1
• 0.0.2
• 0.0.3
• 0.0.4
• 0.0.5
• 0.0.6
• 0.0.7
• 0.0.8
• 0.0.9
• 0.0.10
• 0.0.11
• 0.0.12

License

• open-source

Website

• Product: https://github.com/jarrodwatts/claude-hud/

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