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 ...

EUVD-2026-96319

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-2020-10560

An issue was discovered in Open Source Social Network OSSN through 5.3. A user-controlled file path with a weak cryptographic rand can be used to read any file with the permissions of the webserver. This can lead to further compromise. The attacker must conduct a brute-force attack against the...