CVE-2025-28074: phplist XSS (CVSS 6.1)

Description

phpList before 3.6.15 is vulnerable to Cross-Site Scripting (XSS) due to improper input sanitization in lt.php. The vulnerability is exploitable when the application dynamically references internal paths and processes untrusted input without escaping, allowing an attacker to inject malicious JavaScript.

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CVSS v3.1 Score

6.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
phplist	phplist	< 3.6.15

References

Other References

https://github.com/mLniumm/CVE-2025-28074 https://github.com/phpList/phplist3/blob/main/public_html/lists/lt.php https://github.com/phpList/phplist3/compare/v3.6.14...v3.6.15 https://www.phplist.org/newslist/phplist-3-6-15-release-notes/

Frequently Asked Questions

What is CVE-2025-28074? +

phpList before 3.6.15 is vulnerable to Cross-Site Scripting (XSS) due to improper input sanitization in lt.php. The vulnerability is exploitable when the application dynamically references internal paths and processes untrusted input without escaping, allowing an attacker to inject malicious JavaScript. It has a CVSS v3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2025-28074? +

CVE-2025-28074 has a CVSS v3.1 score of 6.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-28074? +

CVE-2025-28074 affects products from phplist, specifically: phplist. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-28074? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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