Medium severity · published Sep 9, 2025
CVE-2025-44593
Halo prior to 2.20.13 allows bypassing file type detection and uploading malicious files such as .exe and .html files
6.1
CVSS
0.3%
EPSS
No
On KEV
Description
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
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 17% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HA
Halo · Halo
before 2.20.13 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-44593
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-44593
Broken Link
https://meadow-horn-b94.notion.site/halo-File-Upload-Vulnerability-14c42bd5b11880d58e11cd976f8e9d4f
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