CVE-2026-67283: CWE-284 Improper Access Control in tabaoca.org Cotton Cloud extension for Joomla
An improper access control vulnerability exists in the tabaoca.org Cotton Cloud extension for Joomla versions 1.0.0 through 2.0.1. This flaw allows unauthenticated users to perform file operations such as reading, deleting, overwriting, and changing permissions on files managed by the extension. The vulnerability is identified as CWE-284 and has a CVSS 4.0 base score of 6.9, indicating medium severity.
AI Analysis
Technical Summary
The Cotton Cloud extension for Joomla, developed by tabaoca.org, suffers from an improper access control vulnerability (CWE-284) in versions 1.0.0 through 2.0.1. This vulnerability allows unauthenticated attackers to perform various file-related operations including reading, deleting, overwriting, and re-assigning permissions on any file managed by the extension. The CVSS 4.0 vector indicates network attack vector, low attack complexity, no privileges or user interaction required, and low impact on confidentiality and integrity, with no impact on availability. No official remediation or patch information is currently available.
Potential Impact
Unauthenticated attackers can manipulate files managed by the Cotton Cloud extension, potentially leading to unauthorized disclosure, modification, or deletion of files. This could compromise the integrity and confidentiality of data handled by the extension. However, the impact on availability is not indicated. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or remediation level is provided, users should monitor vendor communications for updates. Until a patch is available, consider restricting access to the extension or disabling it if feasible to reduce exposure.
CVE-2026-67283: CWE-284 Improper Access Control in tabaoca.org Cotton Cloud extension for Joomla
Description
An improper access control vulnerability exists in the tabaoca.org Cotton Cloud extension for Joomla versions 1.0.0 through 2.0.1. This flaw allows unauthenticated users to perform file operations such as reading, deleting, overwriting, and changing permissions on files managed by the extension. The vulnerability is identified as CWE-284 and has a CVSS 4.0 base score of 6.9, indicating medium severity.
CVSS v4.0
Score 6.9medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Cotton Cloud extension for Joomla, developed by tabaoca.org, suffers from an improper access control vulnerability (CWE-284) in versions 1.0.0 through 2.0.1. This vulnerability allows unauthenticated attackers to perform various file-related operations including reading, deleting, overwriting, and re-assigning permissions on any file managed by the extension. The CVSS 4.0 vector indicates network attack vector, low attack complexity, no privileges or user interaction required, and low impact on confidentiality and integrity, with no impact on availability. No official remediation or patch information is currently available.
Potential Impact
Unauthenticated attackers can manipulate files managed by the Cotton Cloud extension, potentially leading to unauthorized disclosure, modification, or deletion of files. This could compromise the integrity and confidentiality of data handled by the extension. However, the impact on availability is not indicated. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or remediation level is provided, users should monitor vendor communications for updates. Until a patch is available, consider restricting access to the extension or disabling it if feasible to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Joomla
- Date Reserved
- 2026-07-29T12:12:55.984Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7c38dabf8831d5394e0eae
Added to database: 08/12/2026, 09:11:54 UTC
Last enriched: 08/12/2026, 09:29:50 UTC
Last updated: 08/12/2026, 09:29:50 UTC
Views: 4
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