What is CVE-2026-11839?

CVE-2026-11839 is a critical-severity vulnerability, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.9/10. Published 2026-06-11.

How severe is CVE-2026-11839?

Critical severity. CVSS v3 base score is 9.9 out of 10.

CVE-2026-11839

CVE-2026-11839

Unrestricted upload of file with dangerous type vulnerability in Başarsoft Information Technologies Inc. Rotaban allows Upload a Web Shell to a Web Server. This issue affects Rotaban: from V2026.06.002 before V2026.06.003.

Vulnerability class: Unrestricted File Upload

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

iletisim@usom.gov.tr

Frequently asked questions

What is CVE-2026-11839?: CVE-2026-11839 is a critical-severity vulnerability, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.9/10. Published 2026-06-11.
How severe is CVE-2026-11839?: Critical severity. CVSS v3 base score is 9.9 out of 10.