CVE-2023-5529Public exploitNetwork attack vector

Stored XSS via unescaped count label setting

Published May 15, 2025 · Updated May 16, 2025

Stored XSS in Advanced Page Visit Counter before 8.0.6 allows remote authenticated users to execute scripts in authenticated users' browsers. The Widget Settings page stores the Today's Count Label without sanitization and renders the saved value without output escaping during later authenticated visits. Administrator access is required, and exposure is limited to multisite installations or sites where unfiltered_html is disabled.

CVSS severity4.8
Medium
EPSS probability0.37%
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 Advanced Page Visit Counter before 8.0.6 allows remote authenticated users to execute scripts in authenticated users' browsers. The Widget Settings page stores the Today's Count Label without sanitization and renders the saved value without output escaping during later authenticated visits. Administrator access is required, and exposure is limited to multisite installations or sites where unfiltered_html is disabled.

The record

CVE
CVE-2023-5529
Published
May 15, 2025
Updated
May 16, 2025
Vendor
Page Visit Counter
Product
Advanced Page Visit Counter
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. May 15, 2025CVE publishedPublication date reported by the CVE source.
  2. May 16, 2025Record 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=0 <8.0.6

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Page Visit Counter · Advanced Page Visit Counterversion=0 <8.0.6

Published CVSS scores

4.8CISA-ADPCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

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 exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007Command and Scripting Interpreter JavaScript

Public exploit references

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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