Devolutions PowerShell Universal up to 2026.1.3 Endpoint improper validation of unsafe equivalence in input

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Devolutions PowerShell Universal up to 2026.1.3. It has been classified as problematic. Impacted is an unknown function of the component Endpoint. This manipulation causes improper validation of unsafe equivalence in input. This vulnerability appears as CVE-2026-3563. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic was found in Devolutions PowerShell Universal up to 2026.1.3. Affected by this vulnerability is an unknown code block of the component Endpoint. The manipulation with an unknown input leads to a improper validation of unsafe equivalence in input vulnerability. The CWE definition for the vulnerability is CWE-1289. The product receives an input value that is used as a resource identifier or other type of reference, but it does not validate or incorrectly validates that the input is equivalent to a potentially-unsafe value. As an impact it is known to affect integrity, and availability. The summary by CVE is:

Improper input validation in the apps and endpoints configuration in PowerShell Universal before 2026.1.4 allows an authenticated user with permissions to create or modify Apps or Endpoints to override existing application or system routes, resulting in unintended request routing and denial of service via a conflicting URL path.

The advisory is shared at devolutions.net. This vulnerability is known as CVE-2026-3563 since 03/04/2026. The exploitation appears to be easy. The attack can be launched remotely. Additional levels of successful authentication are necessary for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 2026.1.4 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.6

VulDB Base Score: 3.8
VulDB Temp Score: 3.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 5.5
ADP CISA Vector: 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper validation of unsafe equivalence in input
CWE: CWE-1289 / CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: PowerShell Universal 2026.1.4

Timelineinfo

03/04/2026 CVE reserved
03/18/2026 +14 days Advisory disclosed
03/18/2026 +0 days VulDB entry created
03/21/2026 +3 days VulDB entry last update

Sourcesinfo

Advisory: DEVO-2026-0008
Status: Confirmed

CVE: CVE-2026-3563 (🔒)
GCVE (CVE): GCVE-0-2026-3563
GCVE (VulDB): GCVE-100-351433

Entryinfo

Created: 03/18/2026 02:48
Updated: 03/21/2026 22:11
Changes: 03/18/2026 02:48 (64), 03/21/2026 22:11 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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