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CVE-2021-41256 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.1 HIGHVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

CNA: [email protected]CVSS-B:5.8 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/nextcloud/news-android/blob/master/security/GHSL-2021-1033_Nextcloud_News_for_Android.md	CVE	ExploitThird Party Advisory
https://github.com/nextcloud/news-android/commit/05449cb666059af7de2302df9d5c02997a23df85	CVE	PatchThird Party Advisory
https://github.com/nextcloud/news-android/security/advisories/GHSA-2q9v-q3cc-h9f3	CVE	PatchThird Party Advisory
https://github.com/nextcloud/news-android/blob/master/security/GHSL-2021-1033_Nextcloud_News_for_Android.md	[email protected]	ExploitThird Party Advisory
https://github.com/nextcloud/news-android/commit/05449cb666059af7de2302df9d5c02997a23df85	[email protected]	PatchThird Party Advisory
https://github.com/nextcloud/news-android/security/advisories/GHSA-2q9v-q3cc-h9f3	[email protected]	PatchThird Party Advisory

see all 6 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-829	Inclusion of Functionality from Untrusted Control Sphere	[email protected]

Affected Products

Product	Versions
nextcloud news	< 0.9.9.63
CPE cpe:2.3:a:nextcloud:news::::::android::* Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Dec 2, 2021	Initial Analysis	[email protected]