CVE-2026-3113

March 26, 2026, 5:16 p.m.

5.0
Medium

Description

Mattermost versions 11.4.x <= 11.4.0, 11.3.x <= 11.3.1, 11.2.x <= 11.2.3, 10.11.x <= 10.11.11 fail to set permissions on downloaded bulk export which allows other local users on the server to be able to read contents of the bulk export.. Mattermost Advisory ID: MMSA-2026-00593

Product(s) Impacted

Vendor Product Versions
Mattermost
  • Mattermost
  • 11.4.*, 11.3.*, 11.2.*, 10.11.*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-732
Incorrect Permission Assignment for Critical Resource
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a mattermost mattermost 11.4.* / / / / / /
a mattermost mattermost 11.3.* / / / / / /
a mattermost mattermost 11.2.* / / / / / /
a mattermost mattermost 10.11.* / / / / / /

References

https://mattermost.com/security-updates

Tags

CWE-732
[email protected]
2026-03-26
CVE-2026-3113

CVSS Score

5.0 / 10

CVSS Data - 3.1

  • Attack Vector: LOCAL
  • Attack Complexity: LOW
  • Privileges Required: LOW
  • Scope: UNCHANGED
  • Confidentiality Impact: HIGH
  • Integrity Impact: NONE
  • Availability Impact: NONE

    • CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

    View Vector String

Timeline

Published: March 26, 2026, 5:16 p.m.
Last Modified: March 26, 2026, 5:16 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.