In SapphireIMS 5.0, it is possible to take over an account by sending a request to the Save_Password form as shown in POC. Notice that we do not require a JSESSIONID in this request and can reset any user’s password by changing the username to that user and password to base64(desired password).
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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