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CVE-2026-88817: CWE-269 Improper Privilege Management in Curiosity GmbH Curiosity Workspace

0
High
VulnerabilityCVE-2026-88817cvecve-2026-88817cwe-269cwe-284
Published: 09/16/2026 (09/16/2026, 12:10:36 UTC)
Source: CVE Database V5
Vendor/Project: Curiosity GmbH
Product: Curiosity Workspace

Description

An authenticated, non-guest user of Curiosity Workspace could enroll themselves as an administrator and member of an existing access group without an invitation or approval. It did not grant application-wide administrator privileges, and the vulnerability could not be used to obtain root access to the application or its underlying host.

CVSS v4.0

Score 8.7high

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
High
Vuln. Availability
High
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected software

Curiosity GmbH

Curiosity Workspace

Affected versions
=26.8.70362
GitHub Actionsmore threats →ai
curiositygmbh/CuriosityWorkspace
pkg:github/curiositygmbh/CuriosityWorkspace
Affected versions
=26.8.70362

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/16/2026, 12:46:27 UTC

Technical Analysis

This vulnerability (CWE-269 Improper Privilege Management) in Curiosity Workspace version 26.8.70362 permits an authenticated non-guest user to elevate their privileges by enrolling as an administrator and member of an existing access group without proper authorization. The flaw does not extend to granting full application-wide administrator rights or root access to the underlying system. The CVSS 4.0 score is 8.7 (high severity), reflecting network attack vector, low attack complexity, no user interaction, and high impacts on confidentiality, integrity, and availability. No patch or remediation information is provided, and it is not a cloud service, so remediation responsibility lies with the vendor and users.

Potential Impact

An authenticated non-guest user can gain unauthorized administrative membership within an existing access group, potentially allowing elevated access to resources controlled by that group. However, this does not confer full application-wide administrator privileges or root access to the host system, limiting the scope of impact to group-level privilege escalation within the application.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official patch or fix information is provided, users should monitor vendor communications for updates. In the meantime, restrict authenticated user privileges and review access group membership policies to mitigate unauthorized privilege escalation.

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Technical Details

Data Version
5.2
Assigner Short Name
airbus
Date Reserved
2026-09-10T08:48:49.299Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6aaa8c4855bf5e2cf598c0ec

Added to database: 09/16/2026, 12:32:08 UTC

Last enriched: 09/16/2026, 12:46:27 UTC

Last updated: 09/16/2026, 13:32:17 UTC

Views: 6

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