repomix Vulnerable to Command Injection (RCE) via `--remote-branch` Argument Injection

Date Jul 1, 2026

Type Vendor advisory

Signal High-risk advisory

Vendor / Product npm · repomix

CVE CVE-2026-49987

High-risk advisory CVE-2026-49987

Summary

repomix Vulnerable to Command Injection (RCE) via `--remote-branch` Argument Injection

Why it matters

GitHub has published a reviewed security advisory for repomix. Prioritize it with other application dependency updates.

Operator check

Check whether repomix is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.

Sources

GitHub Advisory GHSA-9mm9-rqhj-j5mx NVD — CVE-2026-49987 Source reference

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.

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