Vulnerability · Published Sep 13, 2026 · Assigned by VulDB

CVE-2026-90564quequnlong shiyi-blog chat sendMsg Endpoint index.vue SysChatMsgMapper.getChatMsgList cross site scripting

Low 3.5

In plain English

A low-severity cross-site scripting in shiyi-blog from quequnlong. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 29% of all known vulnerabilities).

Severity (CVSS 3.1)3.5Low

Exploit odds (30 days)0.3%top 71.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability was identified in quequnlong shiyi-blog 1.0.0-1.2.1. This impacts the function SysChatMsgMapper.getChatMsgList of the file blog-web/src/views/chat/index.vue of the component chat sendMsg Endpoint. Such manipulation of the argument chat_msg leads to cross site scripting. The attack may be performed from remote. The project was informed of the problem early through an issue report but has not responded yet.

Affected products (as reported)

Vendor	Product	Versions
quequnlong	shiyi-blog	1.0.0-1.2.1

Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:X/RL:X/RC:R

References

VDB-403149 | quequnlong shiyi-blog chat sendMsg Endpoint index.vue SysChatMsgMapper.getChatMsgList cross site scripting vdb-entry, technical-description
VDB-403149 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
CVE-2026-90564 | CVE Analysis and Report third-party-advisory
Submit #912553 | quequnlong shiyi-blog 1.0.0 through 1.2.1; source through 4db96f9 Cross Site Scripting third-party-advisory
https://gitee.com/quequnlong/shiyi-blog/issues/IK5RVL issue-tracking
https://gitee.com/quequnlong/shiyi-blog/ product