CVE-2023-3562Public exploitNetwork attack vector

Reflected cross-site scripting via action parameter

Published Jul 8, 2023 · Updated Aug 2, 2024

Cross-site scripting in GZ Scripts PHP CRM Platform 1.8 allows remote authenticated users to run script in a victim's browser. The /index.php handler reflects the action parameter into generated HTML without neutralizing script-capable input. Exploitation requires a victim to open a crafted request, allowing the injected script to alter content in that browser session.

CVSS severity3.5
Low
EPSS probability0.51%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Cross-site scripting in GZ Scripts PHP CRM Platform 1.8 allows remote authenticated users to run script in a victim's browser. The /index.php handler reflects the action parameter into generated HTML without neutralizing script-capable input. Exploitation requires a victim to open a crafted request, allowing the injected script to alter content in that browser session.

The record

CVE
CVE-2023-3562
Published
Jul 8, 2023
Updated
Aug 2, 2024
Vendor
GZ Scripts
Product
PHP CRM Platform
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 8, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=1.8

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

GZ Scripts · PHP CRM Platformversion=1.8

Published CVSS scores

6.1NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
4.0VulDBAV:N/AC:L/Au:S/C:N/I:P/A:N
3.5VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

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

Public exploit references

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

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo