CVE-2026-47091: Claude HUD through 0.0.12, patched in commit 234d9aa, contains a path traversal vulnerability that allows atta

Q: How do I fix CVE-2026-47091?

claude hud: upgrade to newer than 0.0.12. Exact commands for each OS are on this page.

Q: Is CVE-2026-47091 being exploited?

CVE-2026-47091 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-47091 affect?

CVE-2026-47091 affects claude hud. Severity is low (CVSS 3.3). Claude HUD through 0.0.12, patched in commit 234d9aa, contains a path traversal vulnerability that allows attackers to read arbitrary files by supplying an unvalidated transcript_path value via stdin JSON. Attackers can access any file read

Q: How urgent is CVE-2026-47091?

Priority 12/100. No elevated risk signals yet.

Routine

LOW 3.3UPGRADE

CVE-2026-47091 is a low-severity flaw (CVSS 3.3) affecting claude hud. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Claude HUD through 0.0.12, patched in commit 234d9aa, contains a path traversal vulnerability that allows attackers to read arbitrary files by supplying an unvalidated transcript_path value via stdin JSON. Attackers can access any file readable by the process and the file metadata is written to a persistent cache file with insufficient permissions, creating a forensic record of accessed paths that survives process exit.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	3.3 (Low)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.1% (top 98%)
CISA exploited list	No
Weakness	CWE-22
Published	2026-05-18
Last modified	2026-10-26

Publisher (CNA): VulnCheck · Vendor: jarrodwatts

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-18 20:16 UTCPublished CVE record published
2026-10-26 13:10 UTCUpdated Record last modified

jarrodwatts claude hud UPGRADE

Affected: <= 0.0.12

Fixed in: newer than 0.0.12

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy claude-hud || rpm -q claude-hud || claude-hud --version

2. UPGRADE to newer than 0.0.12 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade claude-hud

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade claude-hud

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-47091?

claude hud: upgrade to newer than 0.0.12. Exact commands for each OS are on this page.

Is CVE-2026-47091 being exploited?

CVE-2026-47091 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-47091 affect?

CVE-2026-47091 affects claude hud. Severity is low (CVSS 3.3). Claude HUD through 0.0.12, patched in commit 234d9aa, contains a path traversal vulnerability that allows attackers to read arbitrary files by supplying an unvalidated transcript_path value via stdin JSON. Attackers can access any file read

How urgent is CVE-2026-47091?

Priority 12/100. No elevated risk signals yet.

Related CVEs

CVE-2026-47092 HIGH 7.8 UPGRADE Claude HUD through 0.0.12, patched in commit 234d9aa, contains a command injection vulnerability that allows l
CVE-2026-47090 MEDIUM 4.6 UPGRADE Claude HUD through 0.0.12, patched in commit 234d9aa, constructs OSC 8 terminal hyperlink escape sequences usi

References

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