What is CVE-2026-86177?

CVE-2026-86177 is a high-severity vulnerability in Pterodactyl Panel, classified under Missing Authorization. CVSS score: 8.8/10. Published 2026-09-05.

How severe is CVE-2026-86177?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Pterodactyl Panel

CVE-2026-86177

Pterodactyl Panel before 1.14.1 fails to validate action-specific permissions in scheduled task creation, allowing subusers with only schedule.update permission to execute arbitrary console commands. Attackers can create and immediately trigger scheduled tasks that run game-server console commands, control server power state, or create backups without proper authorization checks.

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Pterodactyl Panel

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

disclosure@vulncheck.com (exploit, third-party-advisory)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (technical-description)
disclosure@vulncheck.com (technical-description)
disclosure@vulncheck.com (patch)
disclosure@vulncheck.com (release-notes)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-86177?: CVE-2026-86177 is a high-severity vulnerability in Pterodactyl Panel, classified under Missing Authorization. CVSS score: 8.8/10. Published 2026-09-05.
How severe is CVE-2026-86177?: High severity. CVSS v3 base score is 8.8 out of 10.