How severe is GHSA-66p8-j459-rq63?

GHSA-66p8-j459-rq63 has a CVSS score of 9.6/10, rated CRITICAL. Immediate patching is strongly recommended.

Which packages are affected by GHSA-66p8-j459-rq63?

GHSA-66p8-j459-rq63 affects the following packages: github.com/pterodactyl/wings (Go), github.com/pterodactyl/wings (Go). Ecosystems affected: Go.

How do I fix GHSA-66p8-j459-rq63?

Update github.com/pterodactyl/wings to 1.7.4 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-66p8-j459-rq63 is resolved across your whole dependency graph.

How do I detect GHSA-66p8-j459-rq63 in my Go dependencies?

Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for github.com/pterodactyl/wings, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

How do I mitigate GHSA-66p8-j459-rq63 if there is no patch (or I can't update yet)?

If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Is GHSA-66p8-j459-rq63 actively exploited in the wild?

No public exploit code has been indexed for GHSA-66p8-j459-rq63 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

What is the EPSS score for GHSA-66p8-j459-rq63?

GHSA-66p8-j459-rq63 has an EPSS (Exploit Prediction Scoring System) score of 1.0%, placing it in the 62th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. This score indicates relatively lower exploitation probability, though the CVSS severity should still guide your patching priority.

What type of vulnerability is GHSA-66p8-j459-rq63?

GHSA-66p8-j459-rq63 is classified as CWE-59 (CWE-59). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation.

When was GHSA-66p8-j459-rq63 published, and has it been updated?

GHSA-66p8-j459-rq63 was published on February 10, 2023 and was last updated on February 4, 2026. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

🐹

🐹 Go

Not in CISA KEV

CRITICAL severity

Pterodactyl Wings contains UNIX Symbolic Link (Symlink) Following resulting in deletion of files and directories on the host systemGHSA-66p8-j459-rq63

CRITICALFix: pterodactyl/wings@429ac62

GHSA-66p8-j459-rq63 is a critical-severity (CVSS 9.6) CWE-59 vulnerability in github.com/pterodactyl/wings. A fix is available for github.com/pterodactyl/wings — see the affected versions and patch details below.

Also known asCVE-2023-25168GO-2023-1555

Published

Feb 10, 2023

Updated

Feb 4, 2026

Affected

2 pkgs

Patched

2 / 2

Exploits

None indexed

Exploitation data as of Nov 8, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Exploitation Status

No confirmed exploitation observed yet

CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.

Exploitation and automatability from CISA’s SSVC triage for GHSA-66p8-j459-rq63.

EPSS Exploitation Probability

via FIRST.org ↗

1.0%probability of exploitation in next 30 days

Lower Risk0.00%

Lower risk than most CVEs62th percentile — riskier than 62% of all scored CVEsHighest risk

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

How urgent is this, really

Where this sits among everything scored

Real-World Exposure

2 pkgs affected

🐹github.com/pterodactyl/wings🐹github.com/pterodactyl/wings

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Go packages — download data is not available via public APIs for these ecosystems.

Description

Impact

This vulnerability impacts anyone running the affected versions of Wings. The vulnerability can be used to delete files and directories recursively on the host system. This vulnerability can be combined with GHSA-p8r3-83r8-jwj5 to overwrite files on the host system.

In order to use this exploit, an attacker must have an existing "server" allocated and controlled by Wings. Information on how the exploitation of this vulnerability works will be released on February 24th, 2023 in North America.

Patches

This vulnerability has been resolved in version v1.11.4 of Wings, and has been back-ported to the 1.7 release series in v1.7.4.

Anyone running v1.11.x should upgrade to v1.11.4 and anyone running v1.7.x should upgrade to v1.7.4.

Workarounds

None at this time.

Affected Packages

2 total 2 fixed

Ecosystem	Package	Vulnerable range	Fix
🐹Go	`github.com/pterodactyl/wings`	all versions	1.7.4`go get github.com/pterodactyl/wings@v1.7.4`
🐹Go	`github.com/pterodactyl/wings`	≥ 1.11.0&&< 1.11.4	1.11.4`go get github.com/pterodactyl/wings@v1.11.4`

Affected Products

1 product · 5 configurations

Application

wingspterodactyl

≥ 1.7.0 && < 1.7.4

4 versions

1.11.01.11.11.11.21.11.3

Detection & mitigation playbook

Open-source dependency

Detect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for github.com/pterodactyl/wings, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
Update github.com/pterodactyl/wings to 1.7.4 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-66p8-j459-rq63 is resolved across your whole dependency graph.
Workarounds
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Frequently Asked Questions

### Impact This vulnerability impacts anyone running the affected versions of Wings. The vulnerability can be used to delete files and directories recursively on the host system. This vulnerability can be combined with [`GHSA-p8r3-83r8-jwj5`](https://github.com/pterodactyl/wings/security/advisories/GHSA-p8r3-83r8-jwj5) to overwrite files on the host system. In order to use this exploit, an attacker must have an existing "server" allocated and controlled by Wings. Information on how the exploitation of this vulnerability works will be released on February 24th, 2023 in North America. ###

O3 Security · Impact-Aware SCA

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CVSS Score

9.6/10CVSS v3 base

Vector breakdown

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

High

Availability

High

Raw vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H

CWE Classification

CWE-59CWE-59

Weaponization

No Nuclei template, Metasploit module or public proof-of-concept found.

Timeline

Disclosed

Feb 10, 2023

Last updated

Feb 4, 2026

Identifiers

GHSA-66p8-j459-rq63

GO-2023-1555

References

Advisorynvd.nist.gov · CVE 2023 25168 Webgithub.com · GHSA 66p8 j459 rq63 Webgithub.com · GHSA p8r3 83r8 jwj5 Webgithub.com · 429ac62dba22997a278bc709df5ac00a5a25d83d Packagegithub.com · wings

Related vulnerabilities

This CVE is critical severity; 1 of 8 other CVEs affecting wings is rated as high or higher (top: critical).

CVE-2026-52856CVE-2026-52855CVE-2026-52857CVE-2026-54593GHSA-rhq6-9rgh-v45cGHSA-hr7j-63v7-vj7gCVE-2026-21696CVE-2025-69199

Provenance

Sources

OSV.devNVDFIRST.org (EPSS)

Last verifiedFeb 4, 2026