CVE-2023-50377Network attack vector

Administrator-level stored XSS via plugin settings

Published Dec 21, 2023 · Updated Apr 28, 2026

Stored cross-site scripting in Creative Studio AB WP Simple Counter 1.0.2 and earlier allows remote authenticated users to inject script via settings. Published advisories identify the settings interface as the injection locus but do not disclose which field lacks output encoding or input sanitization. Administrator privileges and a victim's interaction are required; successful exploitation executes stored script in the victim's browser context.

CVSS severity5.9
Medium
EPSS probability0.33%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored cross-site scripting in Creative Studio AB WP Simple Counter 1.0.2 and earlier allows remote authenticated users to inject script via settings. Published advisories identify the settings interface as the injection locus but do not disclose which field lacks output encoding or input sanitization. Administrator privileges and a victim's interaction are required; successful exploitation executes stored script in the victim's browser context.

The record

CVE
CVE-2023-50377
Published
Dec 21, 2023
Updated
Apr 28, 2026
Vendor
Creative Studio AB WP
Product
Simple Counter
Classifications
CWE-79, T1059.007
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 <=1.0.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Creative Studio AB WP · Simple Counterversion=n/a <=1.0.2

Published CVSS scores

5.4NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 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')
T1059.007Command and Scripting Interpreter: JavaScript/JScript

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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