CVE-2023-3538Network attack vector

Authenticated script execution via preview.php URL parameter

Published Jul 7, 2023 · Updated Oct 23, 2024

Cross-site scripting in SimplePHPscripts Photo Gallery PHP 2.0 allows remote authenticated users to execute script via preview.php. The CNA identifies a manipulated URL parameter handled by preview.php but does not disclose its name or how the handler fails to neutralize it. Exploitation requires low-privileged access and victim interaction; the resulting script reads or alters browser-accessible session data.

CVSS severity5.4
Medium
EPSS probability0.36%
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 SimplePHPscripts Photo Gallery PHP 2.0 allows remote authenticated users to execute script via preview.php. The CNA identifies a manipulated URL parameter handled by preview.php but does not disclose its name or how the handler fails to neutralize it. Exploitation requires low-privileged access and victim interaction; the resulting script reads or alters browser-accessible session data.

The record

CVE
CVE-2023-3538
Published
Jul 7, 2023
Updated
Oct 23, 2024
Vendor
SimplePHPscripts
Product
Photo Gallery PHP
Classifications
CWE-79, T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 7, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 23, 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=2.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

SimplePHPscripts · Photo Gallery PHPversion=2.0

Published CVSS scores

4.0VulDBAV:N/AC:L/Au:S/C:N/I:P/A:N
5.4NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/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 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