CVE-2026-61609: Pterodactyl's shared global rate-limit key on login and 2FA checkpoint enables unauthenticated panel-wide authentication lockout (DoS)

high Affects pterodactyl/panel. Feed 2026.10.29.1, updated 2026-10-28; published 2026-07-28.

Pterodactyl's shared global rate-limit key on login and 2FA checkpoint enables unauthenticated panel-wide authentication lockout (DoS)

Package: pterodactyl/panel Composer
Affected versions: >=1.7.0 and <1.13.0
Fixed in: 1.13.0
Severity: high CVSS 7.5
Exploitation: not on CISA KEV · EPSS 0% (42.5th percentile)
Published: 2026-07-28
Source: osv.dev

References

Am I affected?

Find out in one command. phpwarden checks your composer.lock against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden deps composer.lock

Or keep it checked automatically: GitHub Action · pre-commit hook · GitLab CI · Laravel artisan command

Install docs How findings are ranked

Related advisories

CVE-2025-49132 critical Pterodactyl Panel Allows Unauthenticated Arbitrary Remote Code Execution same package: pterodactyl/panel
CVE-2021-41129 high Pterodactyl Panel vulnerable to authentication bypass due to improper user-provided securi same package: pterodactyl/panel
CVE-2019-1020002 high Pterodactyl vulnerable to 2FA Sniffing same package: pterodactyl/panel
CVE-2026-54593 high Pterodactyl's improper JWT scoping allows subuser to upload files when not explicitly gran same package: pterodactyl/panel
CVE-2021-41176 low pterodactyl/panel CSRF allowing an external page to trigger a user logout event same package: pterodactyl/panel
CVE-2024-34067 medium Pterodactyl panel's admin area vulnerable to Cross-site Scripting same package: pterodactyl/panel