CVE-2026-36387
Published: 07 May 2026
Summary
CVE-2026-36387 is a medium-severity Unrestricted Upload of File with Dangerous Type (CWE-434) vulnerability in Codeastro (inferred from references). Its CVSS base score is 6.5 (Medium).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 31.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-28391
Vulnerability details
A Remote Code Execution vulnerability was found in CODEASTRO Membership Management System v1.0 in /add_members.php. This vulnerability affects the file upload functionality, where improper file sanitization allows attackers to inject malicious files which leads RCE.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Unrestricted file upload (CWE-434) in a web app directly enables remote exploitation of a public-facing application and deployment of a web shell for RCE.
Affected Assets
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.
Requiring identifiable owners for portable devices reduces the attack surface for unrestricted uploads of dangerous file types via anonymous media.
Dangerous file uploads can be detonated in the chamber to determine malice before any production write or execution occurs.
Prevents unrestricted writing of arbitrary or malicious firmware by keeping hardware write-protect enabled except under tightly controlled manual procedures.
Scans files from external sources on download/open/execute, blocking unrestricted uploads of dangerous file types.