CVE-2026-8209
MEDIUM EPSS 20.9%
Published May 9, 20261mo ago · Modified Jun 17, 20262w ago
6.9 CVSS 4.0
Published May 9, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago
Description
Gibbon versions before v30.0.01 are affected by a path traversal vulnerability resulting in DOS by attempting extraction of web application PHP files, failed .zip extraction results in deletion of the file and a DOS condition. Successful exploitation requires Teacher or higher privileges. Exploitation could result in loss of availability of the web application.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity High
Privileges Required High
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
20.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-23
References 2
- github.com https://github.com/GibbonEdu/core/releases/tag/v30.0.01
- projectblack.io https://projectblack.io/blog/gibbon-v30-authenticated-sql-injection-and-rce/#denial-of-service-via-path-traversal
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.