PT-2026-36920 · Nginx-Ui · Nginx-Ui

Lilmingwa13 · Published 2026-04-21 · Updated 2026-05-06 · CVE-2026-42220

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

AV:N/AC:L/Au:S/C:C/I:N/A:N

Name of the Vulnerable Software and Affected Versions Nginx UI versions prior to 2.3.8

Description An authenticated user can access the 'GET /api/settings' endpoint to retrieve sensitive configuration values, such as node.secret. This secret is accepted by the AuthRequired() function via the 'X-Node-Secret' header or the node secret query parameter, allowing requests to be treated as authenticated through the trusted-node path and associated with the init user.

Recommendations Update to version 2.3.8.

Exploit

Fix

Information Disclosure

Incorrect Authorization

Weakness Enumeration

CWE-200

CWE-863

Related Identifiers

BDU:2026-06342

CVE-2026-42220

GHSA-7JRR-XW9C-MJ39

Affected Products

Nginx-Ui

References · 11

• 🔥 https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-7jrr-xw9c-mj39 · Exploit
• https://bdu.fstec.ru/vul/2026-06342 · Security Note
• https://osv.dev/vulnerability/GHSA-7jrr-xw9c-mj39 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-42220 · Security Note
• https://github.com/0xJacky/nginx-ui/releases/tag/v2.3.8 · Note
• https://github.com/0xJacky/nginx-ui · Note
• https://twitter.com/VulmonFeeds/status/2051483012341092462 · Twitter Post
• https://t.me/CVEtracker/52676 · Telegram Post
• https://twitter.com/CVEnew/status/2051403818873573884 · Twitter Post
• https://t.me/cveNotify/162324 · Telegram Post
• https://t.me/cveNotify/162088 · Telegram Post