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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Opensource-socialnetwork
  • Open Source Social Network

No data.

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References
Link Providers
https://github.com/opensource-socialnetwork/opensource-socialnetwork cve-icon cve-icon
https://github.com/opensource-socialnetwork/opensource-socialnetwork/blob/48b53f5b95488187715b2d5b5ae46a993267f83d/components/OssnPhotos/ossn_com.php#L481-L521 cve-icon cve-icon
https://github.com/opensource-socialnetwork/opensource-socialnetwork/commit/cb7c24e70f8c4470ee485caac4889885d2e120b3 cve-icon cve-icon
https://github.com/opensource-socialnetwork/opensource-socialnetwork/issues/2641 cve-icon cve-icon
https://hackmd.io/@leediay/multiple-ossn-v10_vulnerable cve-icon cve-icon
https://www.vulncheck.com/advisories/open-source-social-network-ossn-through-10.1-missing-authorization-via-album-photo-routes cve-icon cve-icon
History

Sun, 18 Oct 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 12 Oct 2026 12:45:00 +0000

Type Values Removed Values Added
Description 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.
Title Open Source Social Network (OSSN) through 10.1 Missing Authorization via Album Photo Routes
First Time appeared Opensource-socialnetwork
Opensource-socialnetwork open Source Social Network
Weaknesses CWE-862
CPEs cpe:2.3:a:opensource-socialnetwork:open_source_social_network:*:*:*:*:*:*:*:*
Vendors & Products Opensource-socialnetwork
Opensource-socialnetwork open Source Social Network
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 6.9, 'vector': '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'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-10-12T12:13:03.464Z

Updated: 2026-10-18T12:23:33.743Z

Reserved: 2026-10-11T19:04:34.888Z

Link: CVE-2026-108950

cve-icon Vulnrichment

Updated: 2026-10-18T12:19:53.021Z

cve-icon NVD

Status : Deferred

Published: 2026-10-12T13:17:27.840

Modified: 2026-10-18T13:16:33.117

Link: CVE-2026-108950

cve-icon Redhat

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