CVE-2021-41256

Intent URI permissions manipulation in nextcloud news-android

HIGH
7.1
CVSS Score
Published: November 30, 2021 at 08:55 PM UTC
Updated: June 17, 2026 at 04:08 AM UTC
1 product affected across 1 vendorNews

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Severity
HIGH7.1
Exploit prediction
EPSS 1%

Description

nextcloud news-android is an Android client for the Nextcloud news/feed reader app. In affected versions the Nextcloud News for Android app has a security issue by which a malicious application installed on the same device can send it an arbitrary Intent that gets reflected back, unintentionally giving read and write access to non-exported Content Providers in Nextcloud News for Android. Users should upgrade to version 0.9.9.63 or higher as soon as possible.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

News· Nextcloudnextcloud-app
95%
v < 0.9.9.63
Affected range stops below 0.9.9.63, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-829

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