Axios: ReDoS (O(N²)) in shouldBypassProxy host normalization, reachable via untrusted redirect Location

Summary Axios shouldBypassProxy normalizes hostnames with hostname.replace/.+$/, ''. For a hostname shaped as many dots followed by a non-dot, the anchored regex can perform quadratic backtracking. Because axios re-evaluates proxy bypass rules for redirected requests, a malicious server can...

EUVD-2026-88383

Axios: ReDoS ON² in shouldBypassProxy host normalization, reachable via untrusted redirect Location...

GHSA-MGHH-PGCX-3JJJ Axios: ReDoS (O(N²)) in shouldBypassProxy host normalization, reachable via untrusted redirect Location

Summary Axios shouldBypassProxy normalizes hostnames with hostname.replace/.+$/, ''. For a hostname shaped as many dots followed by a non-dot, the anchored regex can perform quadratic backtracking. Because axios re-evaluates proxy bypass rules for redirected requests, a malicious server can...

Linux Distros Unpatched Vulnerability : CVE-2026-101906

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular...

SUSE CVE-2026-101906

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

DEBIAN-CVE-2026-101906

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

CVE-2026-101906

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

UBUNTU-CVE-2026-101906

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

CVE-2026-101906

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

CVE-2026-101906 Axios: ReDoS (O(N²)) in shouldBypassProxy host normalization, reachable via untrusted redirect Location

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

CVE-2026-101906 Axios: ReDoS (O(N²)) in shouldBypassProxy host normalization, reachable via untrusted redirect Location

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

CVE-2026-101906 Axios: ReDoS (O(N²)) in shouldBypassProxy host normalization, reachable via untrusted redirect Location

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

CVE-2026-101906

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

CVE-2026-101906

The Axios promise-based HTTP client is vulnerable to a Regular Expression Denial of Service (ReDoS) affecting versions 1.15.0 through 1.20.0 . The root cause is a quadratic trailing-dot regular expression used within the shouldBypassProxy function during host normalization. When HTTP_PROXY/HTTPS_...

CVE-2026-101906: Uncontrolled Resource Consumption

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

CVE-2026-42038

Axios is a promise based HTTP client for the browser and Node.js. Prior to 1.15.1 and 0.31.1, he fix for noproxy hostname normalization bypass is incomplete. When noproxy=localhost is set, requests to 127.0.0.1 and ::1 still route through the proxy instead of bypassing it. The shouldBypassProxy...