CVE-2026-56772
NewsBlur < 14.5.0 - Insecure Direct Object Reference in Social Interactions Endpoint
- State
- Published
- Severity
- 5.3 Medium
- Published
- Jun 25, 2026
- Updated
- Jul 14, 2026
- Reserved
- Jun 23, 2026
Description
NewsBlur before 14.5.0 contains a broken access control vulnerability that allows authenticated users to read private notification feeds by supplying arbitrary user_id values to the GET /social/interactions endpoint without ownership verification. Attackers can enumerate user_id values to access another user's follows, replies, and social activity without authorization.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N | VulnCheck |
Weaknesses
- CWE-639 Authorization Bypass Through User-Controlled Key
Affected Products
| Product | Versions |
|---|---|
NewsBlursamuelclay |
|
References
- Release Notesrelease-notes
- Patch Commitpatch
- https://www.vulncheck.com/advisories/newsblur-insecure-direct-object-reference-in-social-interactions-endpointthird-party-advisory
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