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EUVD-2026-31250

🗓️ 21 May 2026 08:22:00Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 6 Views

Mattermost mobile apps fail SSO callback origin validation, enabling credential theft via malicious server.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-22880
21 May 202608:22
attackerkb
CNNVD
Mattermost Mobile Apps 跨站请求伪造漏洞
21 May 202600:00
cnnvd
CVE
CVE-2026-22880
21 May 202608:22
cve
Cvelist
CVE-2026-22880 Mobile SSO authentication flow allows credential theft via malicious server
21 May 202608:22
cvelist
NVD
CVE-2026-22880
21 May 202609:16
nvd
Positive Technologies
PT-2026-42432
21 May 202600:00
ptsecurity
RedhatCVE
CVE-2026-22880
5 Jun 202619:27
redhatcve
Vulnrichment
CVE-2026-22880 Mobile SSO authentication flow allows credential theft via malicious server
21 May 202608:22
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "9389da36-35aa-3ae4-9236-e04351feb8be",
        "vendor": {
          "name": "Mattermost"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "4cbd69c4-fcdc-35e3-99f0-c6ffba25ee3d",
        "product": {
          "name": "Mattermost"
        },
        "product_version": "0 ≤11.1.3"
      },
      {
        "id": "7b3a5b45-f990-3e3e-a7f3-52579b2ac172",
        "product": {
          "name": "Mattermost"
        },
        "product_version": "0 ≤2.0.37"
      },
      {
        "id": "88e65c3a-2e6d-339d-afe4-403c425d261e",
        "product": {
          "name": "Mattermost"
        },
        "product_version": "0 ≤11.3.2"
      },
      {
        "id": "b529b4c8-8993-3b69-b299-446fad98c59c",
        "product": {
          "name": "Mattermost"
        },
        "product_version": "0 ≤10.11.11"
      },
      {
        "id": "d212367f-2c99-3fab-9af1-bccaab426f47",
        "product": {
          "name": "Mattermost"
        },
        "product_version": "0 ≤11.0.4"
      }
    ]
  }
]

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21 May 2026 12:39Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.16.1
EPSS0.00016
SSVC
6