Grouper vulnerabilities

2 known vulnerabilities in Grouper from Internet2. 2 are rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 9.3 Critical severity

  Grouper: Incorrect Privilege Assignment

  CVE-2026-103470Sep 30, 2026Internet2

  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.

• 9.1 Critical severity

  grouper: Weak Authentication

  CVE-2024-39848Jun 29, 2024Internet2

  Internet2 Grouper before 5.6 allows authentication bypass when LDAP authentication is used in certain ways. This is related to internet2.middleware.grouper.ws.security.WsGrouperLdapAuthentication and the use of the UyY29r password for the M3vwHr account. This