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CVE-2023-6366

15
FAUCET Score

CVE-2023-6366 is a stored cross-site scripting (XSS) vulnerability affecting WhatsUp Gold versions released before 2023.1. An attacker can inject and store a malicious XSS payload within the Alert Center. If a user interacts with this payload, the attacker can execute arbitrary JavaScript in the victim's browser, potentially leading to data theft or session hijacking. This vulnerability has a CVSS score of 5.4 (Medium), indicating a low attack complexity and requiring user interaction. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2023.0, < 2023.1CPE match
cpe:2.3:a:progress:whatsup_gold:*:*:*:*:*:*:*:*
>= 2022.0, <= 2022.1CPE match
cpe:2.3:a:progress:whatsup_gold:*:*:*:*:*:*:*:*
< 23.1.0CPE matchmatch criteria
cpe:2.3:a:progress:whatsup_gold:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.6HIGH

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.0
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.51%
Probability of exploitation in next 30 days
EPSS Percentile
40.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0051 is in the 63rd percentile among its peer group of 15,225 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

community.progress.com / s/article/WhatsUp-Gold-Security-Bulletin-December-2023
Vendor Advisory
progress.com / network-monitoring
Product