CVE-2025-23500Network attack vector

Browser script execution via undisclosed reflection

Published Jan 22, 2025 · Updated Apr 28, 2026

Reflected XSS in faaiq Simple Custom Post Type Custom Field 1.0.3 and earlier allows remote attackers to run script in a victim's browser. Patchstack has not published the affected request parameter, PHP function, or output context; the record establishes only that input is reflected without adequate neutralization. Exploitation requires victim interaction, and successful script execution is confined to the vulnerable site's browser origin.

CVSS severity7.1
High
EPSS probability0.39%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Reflected XSS in faaiq Simple Custom Post Type Custom Field 1.0.3 and earlier allows remote attackers to run script in a victim's browser. Patchstack has not published the affected request parameter, PHP function, or output context; the record establishes only that input is reflected without adequate neutralization. Exploitation requires victim interaction, and successful script execution is confined to the vulnerable site's browser origin.

The record

CVE
CVE-2025-23500
Published
Jan 22, 2025
Updated
Apr 28, 2026
Vendor
faaiq
Product
Simple Custom Post Type Custom Field
Classifications
CWE-79, CAPEC-591, T1203
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jan 22, 2025CVE 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=0 <=1.0.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

faaiq · Simple Custom Post Type Custom Fieldversion=0 <=1.0.3

Published CVSS scores

7.1PatchstackCVSS:3.1/AV:N/AC:L/PR:N/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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC-591Reflected XSS
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

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Your stack

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