CVE-2026-108950mediumCWE-862

CVE-2026-108950: medium-severity vulnerability in opensource-socialnetwork

Open Source Social Network (OSSN) through 10.1 Missing Authorization via Album Photo Routes

Published 12 Oct 2026 · Updated 18 Oct 2026

33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 6.9epss 0.3%

exploitation probability

0.3%top 76% of all CVEs

observed exploitation

nono source reports it

1 public exploit(s)

Open Source Social Network (OSSN) through 10.1 contains a missing authorization vulnerability in ossn_album_page_handler that allows unauthenticated attackers to download files via album/getphoto and album/getcover. Attackers can enumerate sequential file GUIDs to retrieve friends-only album photos and other stored files without any access check.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Affected products

opensource-socialnetwork · opensource-socialnetwork

public PoCs found — 1

cve_referencehackmd.io/@leediay/multiple-ossn-v10_vulnerableunverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

Related CVEs — opensource-socialnetwork

In the same product, most dangerous first.

CVE-2026-41309HIGHOpen Source Social Network (OSSN) Vulnerable to Resource Exhaustion via Malicious Image ProcessingEPSS 0.7%CVE-2026-108164HIGHOpen Source Social Network (OSSN) through 10.1 IDOR via Message Attachment RouteEPSS 0.3%

References