CVE-2026-6572: Improper Authorization in Collabora KodExplorer
CVE-2026-6572 is a medium-severity vulnerability in Collabora KodExplorer up to version 4. 52 involving improper authorization in the fileUpload endpoint within /app/controller/share. class. php. The vulnerability allows remote attackers to manipulate the fileUpload argument to bypass authorization controls. Exploitation complexity is high, and no privileges or user interaction are required. The vendor has not responded to the disclosure, and no official patch or remediation guidance is currently available.
AI Analysis
Technical Summary
This vulnerability in Collabora KodExplorer affects versions 4.0 through 4.52 and involves improper authorization in the fileUpload endpoint component. Specifically, manipulation of the fileUpload argument in /app/controller/share.class.php can lead to unauthorized actions. The vulnerability can be exploited remotely without authentication or user interaction, but the attack complexity is high. The CVSS 4.0 base score is 6.3, indicating a medium severity level. No vendor advisory or patch is available, and the vendor has not responded to the disclosure.
Potential Impact
Successful exploitation could allow remote attackers to perform unauthorized file upload operations due to improper authorization checks. This may lead to unauthorized access or modification of files within the affected application. However, the attack complexity is high, and no known exploits are currently observed in the wild.
Mitigation Recommendations
No official patch or remediation is currently available, and the vendor has not provided any advisory or response. Users should monitor vendor channels for updates. Until a fix is released, consider restricting access to the affected endpoint and applying compensating controls such as network-level restrictions or application-layer filtering to limit exposure.
CVE-2026-6572: Improper Authorization in Collabora KodExplorer
Description
CVE-2026-6572 is a medium-severity vulnerability in Collabora KodExplorer up to version 4. 52 involving improper authorization in the fileUpload endpoint within /app/controller/share. class. php. The vulnerability allows remote attackers to manipulate the fileUpload argument to bypass authorization controls. Exploitation complexity is high, and no privileges or user interaction are required. The vendor has not responded to the disclosure, and no official patch or remediation guidance is currently available.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Collabora KodExplorer affects versions 4.0 through 4.52 and involves improper authorization in the fileUpload endpoint component. Specifically, manipulation of the fileUpload argument in /app/controller/share.class.php can lead to unauthorized actions. The vulnerability can be exploited remotely without authentication or user interaction, but the attack complexity is high. The CVSS 4.0 base score is 6.3, indicating a medium severity level. No vendor advisory or patch is available, and the vendor has not responded to the disclosure.
Potential Impact
Successful exploitation could allow remote attackers to perform unauthorized file upload operations due to improper authorization checks. This may lead to unauthorized access or modification of files within the affected application. However, the attack complexity is high, and no known exploits are currently observed in the wild.
Mitigation Recommendations
No official patch or remediation is currently available, and the vendor has not provided any advisory or response. Users should monitor vendor channels for updates. Until a fix is released, consider restricting access to the affected endpoint and applying compensating controls such as network-level restrictions or application-layer filtering to limit exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-04-18T19:07:07.145Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69e4cb0a19fe3cd2cd4ea455
Added to database: 4/19/2026, 12:31:06 PM
Last enriched: 4/19/2026, 12:46:01 PM
Last updated: 4/19/2026, 1:34:02 PM
Views: 5
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