A flaw in Node.js proxy tunnel error handling could expose proxy credentials in `ERR_PROXY_TUNNEL` error messages. When proxy credentials are embedded in the proxy URL, they may be exposed through error handling paths and captured by logs, diagnostics, or other error consumers. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
22.22.3CPE matchmatch criteria | cpe:2.3:a:nodejs:node.js:22.22.3:*:*:*:-:*:*:* | ||
24.16.0CPE matchmatch criteria | cpe:2.3:a:nodejs:node.js:24.16.0:*:*:*:-:*:*:* | ||
26.3.0CPE matchmatch criteria | cpe:2.3:a:nodejs:node.js:26.3.0:*:*:*:-:*:*:* | ||
>= 22.22.3, <= 22.22.3CPE match | cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* | ||
>= 24.16.0, <= 24.16.0CPE match | cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.