What is CVE-2026-5253?

CVE-2026-5253 is a low-severity vulnerability in Bufanyun Hotgo, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2026-04-01.

How severe is CVE-2026-5253?

Low severity. CVSS v3 base score is 3.5 out of 10.

RCE in Bufanyun Hotgo

CVE-2026-5253

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 manipulati…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (1.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.

Affected products

Bufanyun Hotgo — versions 1.0, 2.0

Weakness classification (CWE)

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)
cna@vuldb.com (exploit)

Frequently asked questions

What is CVE-2026-5253?: CVE-2026-5253 is a low-severity vulnerability in Bufanyun Hotgo, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2026-04-01.
How severe is CVE-2026-5253?: Low severity. CVSS v3 base score is 3.5 out of 10.