CVE-2026-4027: CWE-284 Improper Access Control in Flexera FlexNet Manager Suite
CVE-2026-4027 is a high-severity vulnerability in Flexera FlexNet Manager Suite 2025 R1 and R2 that allows unauthorized access to attachment files due to improper access control. The vulnerability is classified under CWE-284, indicating insufficient access control mechanisms. No official patch or remediation guidance has been provided yet by the vendor. The vulnerability has not been reported as exploited in the wild.
AI Analysis
Technical Summary
This vulnerability in FlexNet Manager Suite 2025 R1 and R2 involves improper access control (CWE-284) that could enable unauthorized users with limited privileges to access attachment files they should not be able to access. The CVSS 4.0 base score is 7.1, reflecting a high severity with network attack vector, low attack complexity, no privileges required, no user interaction, and high impact on confidentiality. The vendor has not published any remediation or patch information at this time, and the product is not a cloud service, so remediation responsibility lies with the user organization.
Potential Impact
Successful exploitation could lead to unauthorized disclosure of attachment files within the FlexNet Manager Suite environment, potentially exposing sensitive information. The vulnerability does not require user interaction and can be exploited remotely with low complexity, increasing the risk of data confidentiality breaches.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, organizations should review and restrict access permissions to attachment files within FlexNet Manager Suite and monitor for any unusual access patterns related to attachments.
CVE-2026-4027: CWE-284 Improper Access Control in Flexera FlexNet Manager Suite
Description
CVE-2026-4027 is a high-severity vulnerability in Flexera FlexNet Manager Suite 2025 R1 and R2 that allows unauthorized access to attachment files due to improper access control. The vulnerability is classified under CWE-284, indicating insufficient access control mechanisms. No official patch or remediation guidance has been provided yet by the vendor. The vulnerability has not been reported as exploited in the wild.
CVSS v4.0
Score 7.1high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in FlexNet Manager Suite 2025 R1 and R2 involves improper access control (CWE-284) that could enable unauthorized users with limited privileges to access attachment files they should not be able to access. The CVSS 4.0 base score is 7.1, reflecting a high severity with network attack vector, low attack complexity, no privileges required, no user interaction, and high impact on confidentiality. The vendor has not published any remediation or patch information at this time, and the product is not a cloud service, so remediation responsibility lies with the user organization.
Potential Impact
Successful exploitation could lead to unauthorized disclosure of attachment files within the FlexNet Manager Suite environment, potentially exposing sensitive information. The vulnerability does not require user interaction and can be exploited remotely with low complexity, increasing the risk of data confidentiality breaches.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, organizations should review and restrict access permissions to attachment files within FlexNet Manager Suite and monitor for any unusual access patterns related to attachments.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- flexera
- Date Reserved
- 2026-03-11T21:28:08.052Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a354ccaf198dc38c158787e
Added to database: 6/19/2026, 2:06:02 PM
Last enriched: 6/19/2026, 2:20:01 PM
Last updated: 6/19/2026, 3:32:26 PM
Views: 4
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