CVE-2026-103470

Privilege Escalation via Rule Editing in Internet2 Grouper

Published Sep 30, 2026 CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

Upgrade to fixed container version


Vendor Workaround

Turn off rules in UI for non-admins

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Privilege Escalation via Rule Editing in Internet2 Grouper
Type Values Removed Values Added
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.
First Time appeared Internet2
Internet2 grouper
Weaknesses CWE-266
CPEs cpe:2.3:a:internet2:grouper:*:*:*:*:*:*:*:*
Vendors & Products Internet2
Internet2 grouper
References
Metrics cvssV4_0

{'score': 9.3, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Sep 30, 2026, 7:06 PM
Reserved
Sep 30, 2026, 3:52 PM
Status
Awaiting Analysis
Published
Sep 30, 2026, 4:17 PM
Modified
Sep 30, 2026, 7:16 PM