CVE-2026-8209 (GCVE-0-2026-8209)

Vulnerability from cvelistv5 – Published: 2026-05-09 03:19 – Updated: 2026-05-11 17:45
VLAI
Summary
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.
Severity
6.9 (Medium)
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
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-11 17:45 UTC
CWE
  • CWE-23 - Relative path traversal
Assigner
References
Impacted products
Vendor Product Version
gibbonedu gibbon Affected: 0 , < 30.0.01 (custom)
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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