🔐 CVE Alert

CVE-2026-11839

CRITICAL 9.9

Arbitrary File Upload in Basarsoft's Rotaban

CVSS Score
9.9
EPSS Score
0.0%
EPSS Percentile
0th

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.

CWE CWE-434
Vendor başarsoft information technologies inc.
Product rotaban
Published Jun 11, 2026
Last Updated Jun 11, 2026
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CVSS v3 Breakdown

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

Affected Versions

Başarsoft Information Technologies Inc. / Rotaban
V2026.06.002 < V2026.06.003

References

NVD ↗ CVE.org ↗ EPSS Data ↗
siberguvenlik.gov.tr: https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0367

Credits

Mehmet MURAT