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EUVD-2026-102813

🗓️ 16 Oct 2026 07:01:22Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 4 Views

Authenticated users can quarantine DM or GM posts via direct API call in Mattermost.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-18795
16 Oct 202608:01
–circl
cve
CVE
CVE-2026-18795
16 Oct 202607:01
–cve
cvelist
Cvelist
CVE-2026-18795 Missing server side validation allowed user to quarantine a DM and GM post
16 Oct 202607:01
–cvelist
nvd
NVD
CVE-2026-18795
16 Oct 202607:17
–nvd
ptsecurity
Positive Technologies
PT-2026-115511
16 Oct 202600:00
–ptsecurity
vulnrichment
Vulnrichment
CVE-2026-18795 Missing server side validation allowed user to quarantine a DM and GM post
16 Oct 202607:01
–vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "3e590ded-c2c5-35e5-a79c-a235ef791b68",
        "vendor": {
          "name": "Mattermost"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "09cdb816-c5e4-3c2b-ad1c-6528fcaf1c17",
        "product": {
          "name": "Mattermost",
          "vendor": {
            "name": "Mattermost"
          }
        },
        "product_version": "11.7.0 ≤11.7.9"
      },
      {
        "id": "29bf3e36-7cd4-339e-a844-d1b9649d0a73",
        "product": {
          "name": "Mattermost",
          "vendor": {
            "name": "Mattermost"
          }
        },
        "product_version": "11.8.0 ≤11.8.5"
      },
      {
        "id": "ac8d36aa-e87b-3132-a293-60fea8eb8539",
        "product": {
          "name": "Mattermost",
          "vendor": {
            "name": "Mattermost"
          }
        },
        "product_version": "11.10.0 ≤11.10.0"
      },
      {
        "id": "b47e2df6-2267-3f94-8f74-15bbf51e069a",
        "product": {
          "name": "Mattermost",
          "vendor": {
            "name": "Mattermost"
          }
        },
        "product_version": "11.9.0 ≤11.9.1"
      }
    ]
  }
]

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16 Oct 2026 11:59Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.16.4
EPSS0.0015
SSVC
4