CVE-2026-46508: Turborepo is a high-performance build system for JavaScript and TypeScript codebases

Q: How do I fix CVE-2026-46508?

turborepo language server protocol: upgrade to 2.9.14000. Exact commands for each OS are on this page.

Q: Is CVE-2026-46508 being exploited?

CVE-2026-46508 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-2026-46508 affect?

CVE-2026-46508 affects turborepo language server protocol. Severity is high (CVSS 7.8). Turborepo is a high-performance build system for JavaScript and TypeScript codebases. Prior to 2.9.14000, the Turborepo LSP VS Code extension could execute shell commands derived from workspace-controlled values. The extension used string-b

Routine

HIGH 7.8UPGRADE

CVE-2026-46508 is a high-severity flaw (CVSS 7.8) affecting turborepo language server protocol. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Turborepo is a high-performance build system for JavaScript and TypeScript codebases. Prior to 2.9.14000, the Turborepo LSP VS Code extension could execute shell commands derived from workspace-controlled values. The extension used string-based command execution for Turborepo daemon commands and task runs. A malicious workspace could provide crafted values through workspace settings or task names in the repository's source code that were interpol

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 95%)
CISA exploited list	No
Weakness	CWE-77
Published	2026-05-15
Last modified	2026-10-26

Publisher (CNA): GitHub, Inc. · Vendor: vercel

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

Am I affected?

Timeline

2026-05-15 16:16 UTCPublished CVE record published
2026-10-26 14:10 UTCUpdated Record last modified

vercel turborepo language server protocol UPGRADE

Affected: < 2.9.14000

Fixed in: 2.9.14000

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy turborepo-language-server-protocol || rpm -q turborepo-language-server-protocol || turborepo-language-server-protocol --version

2. UPGRADE to 2.9.14000 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade turborepo-language-server-protocol

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade turborepo-language-server-protocol

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-2026-46508?

turborepo language server protocol: upgrade to 2.9.14000. Exact commands for each OS are on this page.

Is CVE-2026-46508 being exploited?

CVE-2026-46508 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-2026-46508 affect?

CVE-2026-46508 affects turborepo language server protocol. Severity is high (CVSS 7.8). Turborepo is a high-performance build system for JavaScript and TypeScript codebases. Prior to 2.9.14000, the Turborepo LSP VS Code extension could execute shell commands derived from workspace-controlled values. The extension used string-b

How urgent is CVE-2026-46508?

Priority 29/100. High severity

References

← Back to latest CVEs