# CVE-2022-27518: Unauthenticated remote arbitrary code execution

> CVE-2022-27518: Unauthenticated remote arbitrary code execution. CVSS 9.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2022-27518
Last updated: 2025-10-21T23:15:30Z

- Published: 2022-12-13 00:00 UTC · Updated: 2025-10-21 23:15 UTC · Assigner: Citrix
- CVSS: 9.8 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS: 6.9%, 94th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2022-12-13, federal due date 2023-01-03, ransomware use: Unknown
- CWE: CWE-664

## Description

Unauthenticated remote arbitrary code execution

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- Citrix: Citrix Gateway, Citrix ADC

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2022-27518)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2022-27518)
- [https://support.citrix.com/article/CTX474995](https://support.citrix.com/article/CTX474995)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2022-27518 · Markdown: https://rewindex.com/cve/CVE-2022-27518.md · JSON: https://rewindex.com/api/v1/cves/CVE-2022-27518 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:16:58.619Z