CVE-2026-11839 — CRITICAL (9.9)

Vulnerability Description

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.

CVSS Score

9.9

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-434

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0367

FAQ

What is CVE-2026-11839?

CVE-2026-11839 is a vulnerability with a CVSS score of 9.9 (CRITICAL). 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 V2026.06.0...

How severe is CVE-2026-11839?

CVE-2026-11839 has been rated CRITICAL with a CVSS base score of 9.9/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-11839?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.