PT-2025-54365 · Nginx+1 · Nginx+1

Legion Hunter · Published 2025-12-31 · Updated 2026-03-30 · CVE-2025-62126

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Name of the Vulnerable Software and Affected Versions Varnish/Nginx Proxy Caching versions through 1.8.3

Description A flaw exists in Varnish/Nginx Proxy Caching that allows for the retrieval of embedded sensitive data due to the insertion of sensitive information into sent data.

Recommendations Update Varnish/Nginx Proxy Caching to a version later than 1.8.3.

Fix

Weakness Enumeration

CWE-201

Related Identifiers

CVE-2025-62126

Affected Products

Nginx

Varnish

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2025-62126 · Security Note
• https://twitter.com/pdnuclei_bot/status/2038571981826904236 · Twitter Post
• https://patchstack.com/database/Wordpress/Plugin/vcaching/vulnerability/wordpress-varnish-nginx-proxy-caching-plugin-1-8-3-sensitive-data-exposure-vulnerability?_s_id=cve · Note
• https://twitter.com/CVEnew/status/2006736811763384335 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2006435529886150797 · Twitter Post
• https://patchstack.com/database/wordpress/plugin/vcaching/vulnerability/wordpress-varnish-nginx-proxy-caching-plugin-1-8-3-sensitive-data-exposure-vulnerability?_s_id=cve · Note
• https://vdp.patchstack.com/database/wordpress/plugin/vcaching/vulnerability/wordpress-varnish-nginx-proxy-caching-plugin-1-8-3-sensitive-data-exposure-vulnerability?_s_id=cve · Note
• https://t.me/CVEtracker/41077 · Telegram Post