Arbitrary File Upload in Basarsoft's Rotaban

Summary

CVECVE-2026-11839
StatePUBLISHED
AssignerTR-CERT
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-11 16:16:22 UTC
Updated2026-06-11 16:16:22 UTC
DescriptionUnrestricted 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.

Risk And Classification

Primary CVSS: v3.1 9.9 CRITICAL from [email protected]

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

Problem Types: CWE-434 | CWE-434 CWE-434 Unrestricted upload of file with dangerous type


VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9.9CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
3.1CNACVSS9.9CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Baarsoft Information Technologies Inc. Rotaban affected V2026.06.002 V2026.06.003 custom Not specified

References

ReferenceSourceLinkTags
siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0367 [email protected] siberguvenlik.gov.tr
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Mehmet MURAT (en)

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