XSS in Phplist
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.006 (48.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 48.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/phpList/phplist3/blob/main/public_html/lists/lt.php (Product)
- github.com/mLniumm/CVE-2025-28074 (Third Party Advisory)
- github.com/phpList/phplist3/compare/v3.6.14...v3.6.15 (Product)
- www.phplist.org/newslist/phplist-3-6-15-release-notes/ (Release Notes)
Frequently asked questions
- What is CVE-2025-28074?
- CVE-2025-28074 is a medium-severity vulnerability in Phplist, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-05-08.
- How severe is CVE-2025-28074?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2025-28074 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.