Vulnerability · Published Apr 1, 2026 · Assigned by VulDB

CVE-2026-5253bufanyun HotGo editNotice Endpoint MessageList.vue cross site scripting

Low 3.5

In plain English

A low-severity cross-site scripting in HotGo from bufanyun. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities).

Severity (CVSS 3.1)3.5Low

Exploit odds (30 days)0.2%top 83.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A weakness has been identified in bufanyun HotGo 1.0/2.0. Affected by this vulnerability is an unknown functionality of the file /web/src/layout/components/Header/MessageList.vue of the component editNotice Endpoint. Executing a manipulation can lead to cross site scripting. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
bufanyun	HotGo	1.02.0

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:P/RL:X/RC:R

References

VDB-354443 | bufanyun HotGo editNotice Endpoint MessageList.vue cross site scripting vdb-entry
VDB-354443 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #780614 | bufanyun HotGo <= v2.0 Cross Site Scripting third-party-advisory
https://github.com/CC-T-454455/Vulnerabilities/tree/master/hotgo/vulnerability-2 exploit