CVE-2026-56772

MEDIUM

NewsBlur < 14.5.0 - Insecure Direct Object Reference in Social Interactions Endpoint

Title source: cna
STIX 2.1

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 v3 4.3
EPSS 0.0020
EPSS Percentile 10.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-639
Status published
Products (1)
samuelclay/NewsBlur < 14.5.0
Published Jun 25, 2026
Tracked Since Jun 26, 2026