Cyber Resilience

CVE-2025-28073

Medium

Published: 08 May 2025

Published
08 May 2025
Modified
16 June 2025
KEV Added
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Patch
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CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0030 53.9th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-28073 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Phplist Phplist. Its CVSS base score is 6.1 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked in the top 46.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

phpList before 3.6.15 is vulnerable to Reflected Cross-Site Scripting (XSS) via the /lists/dl.php endpoint. An attacker can inject arbitrary JavaScript code by manipulating the id parameter, which is improperly sanitized.

CWE(s)
CWE-79

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1539 Steal Web Session Cookie Credential Access
An adversary may steal web application or service session cookies and use them to gain access to web applications or Internet services as an authenticated user without needing credentials.
attack.mitre.org →
Why these techniques?

Reflected XSS vulnerability in public-facing phpList web application (/lists/dl.php) enables exploitation of public-facing applications (T1190) via crafted URLs and facilitates stealing web session cookies through arbitrary JavaScript execution in victim browsers (T1539), as noted in impacts like session hijacking and credential theft.

Affected Assets

phplist
phplist
≤ 3.6.15

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

CA-8 Penetration Testing
addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

SI-10 Information Input Validation
addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

SI-15 Information Output Filtering
addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References