What is the CVSS score of CVE-2026-0618?

CVE-2026-0618 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.0%.

Which versions of Powershell Universal are affected by CVE-2026-0618?

Organizations using Cross-site Scripting vulnerability in Devolutions PowerShell Universal.This should be aware of moderate risk from CVE-2026-0618, a cross-site scripting vulnerability rated CVSS…

How to fix or mitigate CVE-2026-0618?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Powershell Universal CVE-2026-0618

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2026-01-07 security@devolutions.net

XSS Powershell Universal

6.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 07, 2026 - 17:16 nvd

MEDIUM 6.1

DescriptionCVE.org

Cross-site Scripting vulnerability in Devolutions PowerShell Universal.This issue affects Powershell Universal: before 4.5.6, before 5.6.13.

AnalysisAI

PowerShell Universal versions before 4.5.6 and 5.6.13 contain a stored cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts through the network interface, affecting confidentiality and integrity of user sessions. An attacker can exploit this with user interaction to steal sensitive information or perform actions on behalf of affected users. No patch is currently available for this vulnerability.

Technical ContextAI

Classified as CWE-79 (Cross-site Scripting (XSS)). Affects Powershell Universal. Cross-site Scripting vulnerability in Devolutions PowerShell Universal.This issue affects Powershell Universal: before 4.5.6, before 5.6.13.

RemediationAI

Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.