CVE-2023-6366

What it is

In WhatsUp Gold versions released before 2023.1, a stored cross-site scripting (XSS) vulnerability has been identified. It is possible for an attacker to craft a XSS payload and store that value within Alert Center.   If a WhatsUp Gold user interacts with the crafted payload, the attacker would be able to execute malicious JavaScript within the context of the victims browser.

At a glance

Exploitability

Can be exploited over the network with an admin-level account, but needs a user to act. High risk of data exposure, data tampering, service disruption.

Exploit odds

0.5% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2023-12-14 16:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 06:50 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.5% in the next 30 days (EPSS).
• Severity: 7.6 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2023-12-14 16:15 UTC

Last modified

2026-06-17 06:50 UTC

Exploit probability

0.5% · EPSS, next 30 days

Weakness

CWE-79 · Cross-site scripting

Record status

Modified

Affected

• Progress Whatsup Gold < 23.1.0

Attack profile CVSS 3.1 · 7.6

Attack vector

Network

Complexity

High

Privileges needed

High

User interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2023-6366.md and follow it. Check whether this project is affected by CVE-2023-6366. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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