CVE-2023-0313Network attack vector

Stored script execution via unencoded content fields

Published Jan 15, 2023 · Updated Apr 7, 2025

Stored XSS in phpMyFAQ before 3.1.10 allows remote authenticated users to execute scripts in other users' browsers via saved content. Category names and descriptions, news headers and links, FAQ questions, and other stored values were accepted or rendered without HTML-entity encoding. Administrative privileges are required to store the payload, and execution occurs when another user views the affected content.

CVSS severity4.7
Medium
EPSS probability0.40%
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 phpMyFAQ before 3.1.10 allows remote authenticated users to execute scripts in other users' browsers via saved content. Category names and descriptions, news headers and links, FAQ questions, and other stored values were accepted or rendered without HTML-entity encoding. Administrative privileges are required to store the payload, and execution occurs when another user views the affected content.

The record

CVE
CVE-2023-0313
Published
Jan 15, 2023
Updated
Apr 7, 2025
Vendor
Thorsten Rinne
Product
phpMyFAQ
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Jan 15, 2023CVE publishedPublication date reported by the CVE source.
  2. Apr 7, 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=unspecified <3.1.10

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Thorsten Rinne · phpMyFAQversion=unspecified <3.1.10

Published CVSS scores

4.7huntr.dev CNACVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
5.4GitHubCVSS:3.1/AV:N/AC:L/PR:L/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

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

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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