What is the CVSS score of CVE-2025-44593?

CVE-2025-44593 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.0%.

Which versions of Halo are affected by CVE-2025-44593?

Organizations using Halo prior to 2.20.13 should be aware of moderate risk from CVE-2025-44593, a cross-site scripting vulnerability rated CVSS 6.1.

How to fix or mitigate CVE-2025-44593?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Halo CVE-2025-44593

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2025-09-09 cve@mitre.org

XSS Halo

6.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:11 vuln.today

CVE Published

Sep 09, 2025 - 21:15 nvd

MEDIUM 6.1

DescriptionCVE.org

Halo prior to 2.20.13 allows bypassing file type detection and uploading malicious files such as .exe and .html files. Specifically, .html files can trigger stored XSS vulnerabilities. This vulnerability is fixed in 2.20.13

AnalysisAI

Halo prior to 2.20.13 allows bypassing file type detection and uploading malicious files such as .exe and .html files. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Halo prior to 2.20.13 allows bypassing file type detection and uploading malicious files such as .exe and .html files. Specifically, .html files can trigger stored XSS vulnerabilities. This vulnerability is fixed in 2.20.13 Affected products include: Halo. Version information: prior to 2.20.13.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

CVE-2025-44593 vulnerability details – vuln.today

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