CVE-2023-50828Network attack vector

Stored XSS via unsanitized administrator settings

Published Dec 21, 2023 · Updated Apr 28, 2026

Stored XSS in David Vongries Ultimate Dashboard 3.7.11 and earlier allows remote authenticated users to inject scripts via settings. Administrator-controlled settings are stored without sufficient input sanitization and rendered without output escaping, causing injected scripts to execute when affected pages load. Administrator privileges and either WordPress multisite or disabled unfiltered_html are required; a user who opens an injected page executes the script.

CVSS severity5.9
Medium
EPSS probability0.40%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in David Vongries Ultimate Dashboard 3.7.11 and earlier allows remote authenticated users to inject scripts via settings. Administrator-controlled settings are stored without sufficient input sanitization and rendered without output escaping, causing injected scripts to execute when affected pages load. Administrator privileges and either WordPress multisite or disabled unfiltered_html are required; a user who opens an injected page executes the script.

The record

CVE
CVE-2023-50828
Published
Dec 21, 2023
Updated
Apr 28, 2026
Vendor
David Vongries
Product
Ultimate Dashboard
Classifications
CWE-79, CAPEC-592, T1203
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Dec 21, 2023CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=n/a <=3.7.11

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

David Vongries · Ultimate Dashboardversion=n/a <=3.7.11

Published CVSS scores

4.4WordfenceCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
5.9PatchstackCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-592Stored XSS
T1203Exploitation for Client Execution

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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