CVE-2025-5512: Quequnlong Shiyi-Blog

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

A vulnerability, which was classified as critical, was found in quequnlong shiyi-blog up to 1.2.1. Affected is an unknown function of the file /api/sys/user/verifyPassword/ of the component Administrator Backend. The manipulation leads to improper authentication. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Quequnlong Shiyi-Blog: up to and including 1.2.1

Published 2025-06-03. Last modified 2026-06-17.