Unauthenticated Arbitrary File Deletion in Participants Database <= 2.7.8.4 versions. (CVE-2026-28189)
An unauthenticated arbitrary file deletion vulnerability exists in Participants Database versions up to and including 2.7.8.4. This vulnerability allows an attacker without authentication to delete files on the affected system. The issue is classified under CWE-22 (Improper Limitation of a Pathname to a Restricted Directory), indicating a path traversal or similar flaw. The vulnerability has a high severity rating with a CVSS score of 7.4, primarily impacting availability.
AI Analysis
Technical Summary
CVE-2026-28189 describes an unauthenticated arbitrary file deletion vulnerability in Participants Database versions <= 2.7.8.4. The flaw allows attackers to delete files without requiring authentication, exploiting improper pathname restrictions (CWE-22). The vulnerability impacts system availability but does not affect confidentiality or integrity. No patch or remediation information is currently provided, and no known exploits are reported in the wild.
Potential Impact
Successful exploitation can lead to deletion of arbitrary files by unauthenticated attackers, causing denial of service or disruption of normal operations. There is no reported impact on confidentiality or integrity of data. The vulnerability affects system availability, potentially leading to service outages or data loss.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the vulnerable application and monitor for suspicious activity. Avoid exposing the Participants Database service to untrusted networks.
Unauthenticated Arbitrary File Deletion in Participants Database <= 2.7.8.4 versions. (CVE-2026-28189)
Description
An unauthenticated arbitrary file deletion vulnerability exists in Participants Database versions up to and including 2.7.8.4. This vulnerability allows an attacker without authentication to delete files on the affected system. The issue is classified under CWE-22 (Improper Limitation of a Pathname to a Restricted Directory), indicating a path traversal or similar flaw. The vulnerability has a high severity rating with a CVSS score of 7.4, primarily impacting availability.
CVSS v3.1
Score 7.4high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-28189 describes an unauthenticated arbitrary file deletion vulnerability in Participants Database versions <= 2.7.8.4. The flaw allows attackers to delete files without requiring authentication, exploiting improper pathname restrictions (CWE-22). The vulnerability impacts system availability but does not affect confidentiality or integrity. No patch or remediation information is currently provided, and no known exploits are reported in the wild.
Potential Impact
Successful exploitation can lead to deletion of arbitrary files by unauthenticated attackers, causing denial of service or disruption of normal operations. There is no reported impact on confidentiality or integrity of data. The vulnerability affects system availability, potentially leading to service outages or data loss.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to the vulnerable application and monitor for suspicious activity. Avoid exposing the Participants Database service to untrusted networks.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-ggcw-rwmj-9238
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-28189"]
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a7e035ebf8831d5398f8039
Added to database: 08/13/2026, 17:48:14 UTC
Last enriched: 08/13/2026, 17:57:42 UTC
Last updated: 09/26/2026, 01:47:41 UTC
Views: 20
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