Executive Summary

Name CVE-2022-31131 First vendor Publication 2022-07-06
Vendor Cve Last vendor Modification 2023-06-29

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Overall CVSS Score 4.3
Base Score 4.3 Environmental Score 4.3
impact SubScore 1.4 Temporal Score 4.3
Exploitabality Sub Score 2.8
Attack Vector Network Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact Low Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:S/C:N/I:P/A:N)
Cvss Base Score 4 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores


Nextcloud mail is a Mail app for the Nextcloud home server product. Versions of Nextcloud mail prior to 1.12.2 were found to be missing user account ownership checks when performing tasks related to mail attachments. Attachments may have been exposed to incorrect system users. It is recommended that the Nextcloud Mail app is upgraded to 1.12.2. There are no known workarounds for this issue. ### Workarounds No workaround available ### References * [Pull request](https://github.com/nextcloud/mail/pull/6600) * [HackerOne](https://hackerone.com/reports/1579820) ### For more information If you have any questions or comments about this advisory: * Create a post in [nextcloud/security-advisories](https://github.com/nextcloud/security-advisories/discussions) * Customers: Open a support ticket at [support.nextcloud.com](https://support.nextcloud.com)

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31131

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-639 Access Control Bypass Through User-Controlled Key

CPE : Common Platform Enumeration

Application 1

Sources (Detail)

Source Url
CONFIRM https://github.com/nextcloud/security-advisories/security/advisories/GHSA-xhv...
MISC https://github.com/nextcloud/mail/pull/6600

Alert History

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Date Informations
2023-06-29 21:28:23
  • Multiple Updates
2022-07-14 17:27:14
  • Multiple Updates
2022-07-07 00:27:20
  • First insertion