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EUVD-2022-3811

🗓️ 03 Oct 2025 20:07:09Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 4 Views

Matrix Synapse before 0.33.3.1 allows event spoofing via flawed transaction signature validation

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2018-16515
18 Sep 201821:00
cve
Cvelist
CVE-2018-16515
18 Sep 201821:00
cvelist
Debian CVE
CVE-2018-16515
18 Sep 201821:00
debiancve
Fedora
[SECURITY] Fedora 29 Update: matrix-synapse-0.33.3.1-1.fc29
21 Sep 201805:43
fedora
Fedora
[SECURITY] Fedora 28 Update: matrix-synapse-0.33.3.1-1.fc28
14 Sep 201823:14
fedora
Tenable Nessus
Fedora 28 : matrix-synapse (2018-6db422c637)
3 Jan 201900:00
nessus
Tenable Nessus
Fedora 29 : matrix-synapse (2018-be6e73f746)
3 Jan 201900:00
nessus
Tenable Nessus
Ubuntu 18.04 ESM : Synapse vulnerabilities (USN-6076-1)
16 May 202300:00
nessus
Github Security Blog
Matrix Synapse Improper Signature Validation
13 May 202201:50
github
NVD
CVE-2018-16515
18 Sep 201821:29
nvd
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "5047eabb-8305-3938-90b2-f35ee713f10f",
        "vendor": {
          "name": "n/a"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "37e3b769-3581-354e-8f75-c86f41abc203",
        "product": {
          "name": "n/a"
        },
        "product_version": "n/a"
      }
    ]
  }
]

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03 Oct 2025 20:07Current
8.6High risk
Vulners AI Score8.6
CVSS 38.8
CVSS 26.5
EPSS0.00442
4