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TI-2021-18105 Aliases CVE-2021-41273GHSA-wwgq-9jhf-qgw6

Cross-Site Request Forgery allowing sending of test emails and generation of node auto-deployment keys

Priority LOW 20CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Tampering
Confidentiality · integrity · availability
None · None · Low
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-352.

Summary

Pterodactyl is an open-source game server management panel built with PHP 7, React, and Go. Due to improperly configured CSRF protections on two routes, a malicious user could execute a CSRF-based attack against the following endpoints: Sending a test email and Generating a node auto-deployment token. At no point would any data be exposed to the malicious user, this would simply trigger email spam to an administrative user, or generate a single auto-deployment token unexpectedly. This token is not revealed to the malicious user, it is simply created unexpectedly in the system. This has been addressed in release `1.6.6`. Users may optionally manually apply the fixes released in v1.6.6 to patch their own systems.

Why it matters now

EPSS 0.00391 33rd percentileScored 2026-11-07
Fix Fixed panel (pterodactyl): 1.6.6pterodactyl/panel (Packagist): 1.6.6

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
pterodactylpanelbefore 1.6.61.6.6Patch availableCNA
—pterodactyl/panel (Packagist)before 1.6.61.6.6Patch availableGHSA-wwgq-9jhf-qgw6
  • panel Vendorpterodactyl Affected before 1.6.6 Fixed in 1.6.6 Patch available CNA
  • pterodactyl/panel (Packagist) Vendor— Affected before 1.6.6 Fixed in 1.6.6 Patch available GHSA-wwgq-9jhf-qgw6

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:pterodactyl:panel:*:*:*:*:*:*:*:*before 1.6.6Vulnerablepterodactyl
  • cpe:2.3:a:pterodactyl:panel:*:*:*:*:*:*:*:* Versions before 1.6.6 Vulnerable ·pterodactyl

Remediation

  • Fix · CNA panel (pterodactyl) Fixed in 1.6.6
  • Fix · GHSA-wwgq-9jhf-qgw6 pterodactyl/panel (Packagist) Fixed in 1.6.6 Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-41273
  2. 2026-10-03 Alias added: GHSA-wwgq-9jhf-qgw6

References

  • TI-2026-21030 Pterodactyl Panel Allows Cross-Node Server Configuration Disclosure via Remote API Missing Authorization CVSS 4.0CRITICAL 9.2
  • TI-2021-17968 Authentication bypass in Pterodactyl CVSS 3.1HIGH 8.1
  • TI-2019-16080 Pterodactyl before 0.7.14 with 2FA allows credential sniffing. CVSS 3.0HIGH 7.5
  • TI-2025-42410 Pterodactyl does not revoke SFTP access when server is deleted or permissions reduced CVSS 4.0HIGH 7.5
  • TI-2025-42651 Pterodactyl TOTPs can be reused during validity window CVSS 3.1MEDIUM 6.5
  • TI-2024-22525 Multiple cross site scripting (XSS) vulnerabilities in the admin area of Pterodactyl panel CVSS 3.1MEDIUM 6.1
See all 8 →

Sources