CVE-2026-108164

Open Source Social Network OSSN through 10.1 contains an insecure direct object reference vulnerability in components/OssnMessages/ossncom.php that allows authenticated users to read other users' private message attachments. Attackers can request the /messages/attachment/guid route with sequentia...

CVE-2026-108164 Open Source Social Network (OSSN) through 10.1 IDOR via Message Attachment Route

Open Source Social Network OSSN through 10.1 contains an insecure direct object reference vulnerability in components/OssnMessages/ossncom.php that allows authenticated users to read other users' private message attachments. Attackers can request the /messages/attachment/guid route with sequentia...

CVE-2026-108164

Open Source Social Network (OSSN) versions up to and including 10.1 are vulnerable to an Insecure Direct Object Reference (IDOR) vulnerability in the components/OssnMessages/ossn_com.php component. This flaw allows authenticated users to bypass sender and recipient verification by requesting the ...