RCE in Quequnlong Shiyi-Blog
CVE-2026-90527
A vulnerability was detected in quequnlong shiyi-blog up to 1.2.1. Affected is an unknown function of the file blog-admin/src/views/message/message/index.vue of the component Add Message API. The manipulation of the argument body.content results in cross site scripting. The attack can be executed remotely. The project was informed of the problem early through an issue report but has not responded yet.
Vulnerability class: XSS (Cross-Site Scripting)
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Quequnlong Shiyi-blog — versions 1.2.0, 1.2.1
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (issue-tracking)
- cna@vuldb.com (product)
Frequently asked questions
- What is CVE-2026-90527?
- CVE-2026-90527 is a medium-severity vulnerability in Quequnlong Shiyi-Blog, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2026-09-13.
- How severe is CVE-2026-90527?
- Medium severity. CVSS v3 base score is 4.3 out of 10.