CVE-2023-3563Network attack vector

Cross-site scripting via crafted URL parameters

Published Jul 8, 2023 · Updated Nov 21, 2024

Cross-site scripting in GZ Scripts GZ E Learning Platform 1.8 allows remote authenticated users to execute script via crafted URL parameters. The CNA identifies the URL Parameter Handler but does not disclose the affected parameter, code locus, or faulty neutralization operation. Exploitation requires low-privileged access and user interaction; successful payloads can alter browser-rendered content, while no availability impact is reported.

CVSS severity6.1
Medium
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 GZ E Learning Platform 1.8 allows remote authenticated users to execute script via crafted URL parameters. The CNA identifies the URL Parameter Handler but does not disclose the affected parameter, code locus, or faulty neutralization operation. Exploitation requires low-privileged access and user interaction; successful payloads can alter browser-rendered content, while no availability impact is reported.

The record

CVE
CVE-2023-3563
Published
Jul 8, 2023
Updated
Nov 21, 2024
Vendor
GZ Scripts
Product
GZ E Learning Platform
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 8, 2023CVE publishedPublication date reported by the CVE source.
  2. Nov 21, 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 · GZ E Learning Platformversion=1.8

Published CVSS scores

3.5VulDBCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
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

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 exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
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

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