CVE-2023-7113

2023-12-2913:15:11

CWE-79

[email protected]

web.nvd.nist.gov

cve-2023-7113

mattermost

web client

markup injection

security vulnerability

nvd

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

6.1 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%

JSON

Mattermost version 8.1.6 and earlier fails to sanitize channel mention data in posts, which allows an attacker to inject markup in the web client.

Affected configurations

NVD

Node

mattermostmattermost_serverRange<8.1.7

CPENameOperatorVersion
mattermost:mattermost_servermattermost mattermost serverlt8.1.7

CPE	Name	Operator	Version
mattermost:mattermost_server	mattermost mattermost server	lt	8.1.7

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "8.1.6",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "9.2.0",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "8.1.7"
      },
      {
        "status": "unaffected",
        "version": "9.2.0"
      }
    ]
  }
]