#1961·codimd

Security: Upgrade axios to 1.15.0+ (CVE-2025-62718, CVE-2026-40175)

Author: hirohiroSonodaCreated Jun 8, 2026Updated Jun 8, 2026

Security Vulnerability Report

We have identified two critical security vulnerabilities in the axios dependency used by CodiMD.

Affected Version

Current axios version: 0.21.4

Vulnerabilities

CVE-2025-62718 — SSRF via NO_PROXY Hostname Normalization Bypass

  • Severity: High
  • Description: Axios does not correctly handle hostname normalization when checkin NO_PROXY rules. Requests to loopback addresses like localhost. (trailing dot) or [::1] (IPv6 literal) skip NO_PROXY matching and go through the configured proxy, allowing attackers to reach sensitive internal services.
  • Fixed in: axios >= 1.15.0
  • Reference: https://github.com/advisories/GHSA-3p68-rc4w-qgx5

CVE-2026-40175 — RCE / Full Cloud Compromise via Prototype Pollution Gadget Chain

  • Severity: Critical (CVSS 10.0)
  • Description: Axios is vulnerable to a "Gadget" attack chain that allows Prototype Pollution in any third-party dependency to be escalated into Remote Code Execution (RCE) or Full Cloud Compromise (via AWS IMDSv2 bypass).
  • Fixed in: axios >= 1.15.0
  • Reference: https://github.com/advisories/GHSA-fvcv-3m26-pcqx

Request

Please upgrade axios to 1.15.0 or later to address both vulnerabilities.