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CVE-2026-27659 CSRF vulnerability in UpdateAccessControlPolicyActiveStatus endpoint

🗓️ 25 Mar 2026 16:33:32Reported by MattermostType 
cvelist
 cvelist
🔗 www.cve.org👁 23 Views

Cross site forgery in policy activation endpoint enables admin to change status via crafted request.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-27659
25 Mar 202616:33
attackerkb
Circl
CVE-2026-27659
25 Mar 202618:08
circl
CNNVD
Mattermost 安全漏洞
25 Mar 202600:00
cnnvd
CVE
CVE-2026-27659
25 Mar 202616:33
cve
EUVD
EUVD-2026-15806
25 Mar 202618:31
euvd
Github Security Blog
Mattermost doesn't properly validate CSRF tokens
25 Mar 202618:31
github
NVD
CVE-2026-27659
25 Mar 202617:16
nvd
OSV
GHSA-RMHW-C3XR-M3XX Mattermost doesn't properly validate CSRF tokens
25 Mar 202618:31
osv
OSV
GO-2026-5629 Mattermost doesn't properly validate CSRF tokens in github.com/mattermost/mattermost-server
25 Jun 202622:34
osv
Positive Technologies
PT-2026-27990
25 Mar 202600:00
ptsecurity
Rows per page
[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "11.2.2",
        "status": "affected",
        "version": "11.2.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "10.11.10",
        "status": "affected",
        "version": "10.11.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "11.4.0",
        "status": "affected",
        "version": "11.4.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "11.3.1",
        "status": "affected",
        "version": "11.3.0",
        "versionType": "semver"
      },
      {
        "version": "11.5.0",
        "status": "unaffected"
      },
      {
        "version": "11.2.3",
        "status": "unaffected"
      },
      {
        "version": "10.11.11",
        "status": "unaffected"
      },
      {
        "version": "11.4.1",
        "status": "unaffected"
      },
      {
        "version": "11.3.2",
        "status": "unaffected"
      }
    ]
  }
]

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