CVE•Published 2026-05-09•Modified 2026-05-12•0 articles on news•6 live references•NVD data

CVE-2026-8209

Vulnerability data via NVD (ingested)

CVSS v3.1

—

EPSS percentile

—

Weaknesses (CWE)

CWE-23Relative Path Traversal

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.

Timeline

Published 2026-05-09

Modified 2026-05-12

External references

NVD MITRE Exploit-DB Sploitus trickest/cve VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-8209

Hosts Shodan has explicitly fingerprinted as vulnerable.

More intel sources (5)

Shodan report

vuln:CVE-2026-8209

Country / ASN / product breakdown for the vuln query.

Censys

vulnerabilities.cve_id: CVE-2026-8209

Censys host search filtered to this CVE id.

grep.app

CVE-2026-8209