SB2026042349 - Multiple vulnerabilities in phpMyFAQ

Description

This security bulletin contains information about 2 vulnerabilities.

1) Stored cross-site scripting (CVE-ID: CVE-2025-68951)

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

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data within display_name. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

2) Exposure of Sensitive Information Through Data Queries (CVE-ID: CVE-2025-69200)

CWE-ID: CWE-202 - Exposure of Sensitive Information Through Data Queries

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Green

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in api/setup/backup. A remote attacker can trigger generation of a configuration backup ZIP and download the generated ZIP.

Remediation

Install update from vendor's website.

References

• https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-jv8r-hv7q-p6vc
• https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-9cg9-4h4f-j6fg