Is CVE-2026-34060 actively exploited?

No active exploitation of CVE-2026-34060 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-34060 be exploited remotely?

Yes. CVE-2026-34060 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-34060?

CVE-2026-34060 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2026-34060

CWE-94Published: March 31, 2026· Updated: Apr 2, 2026

9.8

CVSS v3.1

EPSS:0.03%probability of exploitation in 30 daysPercentile:6.9th

Official Description

Ruby LSP is an implementation of the language server protocol for Ruby. Prior to Shopify.ruby-lsp version 0.10.2 and ruby-lsp version 0.26.9, the rubyLsp.branch VS Code workspace setting was interpolated without sanitization into a generated Gemfile, allowing arbitrary Ruby code execution when a user opens a project containing a malicious .vscode/settings.json. This issue has been patched in Shopify.ruby-lsp version 0.10.2 and ruby-lsp version 0.26.9.

NVD Source

Technical Analysis

CVE-2026-34060 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.