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OpenAdvisories
High · 7.8 CVE-2026-24669 EUVD-2026-5226

Open eClass Insecure Password Reset Token Reuse Enables Account Takeover

Published Feb 3, 2026 · Updated Feb 4, 2026 · Assigned by GitHub_M

Description

The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, an insecure password reset mechanism allows local attackers to reuse a valid password reset token after it has already been used, enabling unauthorized password changes and potential account takeover. This issue has been patched in version 4.2.

Affected products

VendorProductAffectedFixed
gunet openeclass < 4.2 —

References