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CVE-2026-103470: CWE-266 Incorrect Privilege Assignment in Internet2 Grouper

0
Critical
VulnerabilityCVE-2026-103470cvecve-2026-103470cwe-266
Published: 09/30/2026 (09/30/2026, 15:53:00 UTC)
Source: CVE Database V5
Vendor/Project: Internet2
Product: Grouper

Description

In Internet2 Grouper before 7.5.1 (in some configurations), a user who is allowed to create or edit rules in the User Interface can escalate privileges.

CVSS v4.0

Score 9.3critical

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

Affected software

Internet2

Grouper

Affected versions
>=5.8.3 <=5.22.5>=6.0.0 <6.4.1>=7.0.0 <7.5.1
GitHub Actionsmore threats →cve
Grouper
pkg:github/Grouper
Affected versions
>=5.8.3 <=5.22.5>=6.0.0 <6.4.1>=7.0.0 <7.5.1

Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.

Technical Details

Data Version
5.2
Assigner Short Name
mitre
Date Reserved
2026-09-30T15:52:59.863Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6abd368b2a4e24523d3a8d1f

Added to database: 09/30/2026, 16:19:23 UTC

Last updated: 09/30/2026, 16:19:23 UTC

Views: 1

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