CVE-2026-92532: Unrestricted Upload of File with Dangerous Type in BugTracker.NET

Severity: high (CVSS 7.5 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-07 · updated 2026-10-07
Weakness: CWE-434

Description

Unrestricted file upload vulnerability in the BugTracker.NET attachment functionality. An authenticated user with administrator privileges could modify the application configuration to store files in a directory accessible via the web interface. Due to the lack of proper file extension validation, an attacker could upload a malicious ASPX file and subsequently execute it on the server. A successful exploit could allow arbitrary code execution with the privileges of the account used by the web service.

Affected products

BugTracker.NET: all versions

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-bugtrackernet

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