CVE-2026-11839

Arbitrary File Upload in Basarsoft's Rotaban

CVSS 9.9 CRITICALEPSS 0.3%CWE-434

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

Affected products

Başarsoft Information Technologies Inc. · Rotaban

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References

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