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CVE-2026-45078

🗓️ 28 May 2026 15:52:04Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 13 Views

Local authenticated users can cause CPU starvation in Synapse, denying service; fixed in 1.152.1.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-45078
28 May 202615:52
attackerkb
Chainguard
CVE-2026-45078 vulnerabilities
23 May 202601:18
cgr
CNNVD
synapse 安全漏洞
28 May 202600:00
cnnvd
Cvelist
CVE-2026-45078 Synapse CPU starvation (Denial of Service)
28 May 202615:52
cvelist
Debian CVE
CVE-2026-45078
28 May 202615:52
debiancve
EUVD
EUVD-2026-32935
28 May 202615:52
euvd
Github Security Blog
Synapse CPU starvation (Denial of Service)
14 May 202616:18
github
NVD
CVE-2026-45078
28 May 202617:16
nvd
OSV
CGA-H5HG-HJ67-9GWX
22 May 202620:32
osv
OSV
DEBIAN-CVE-2026-45078
28 May 202617:16
osv
Rows per page
NVD
Vulners
Node
elementsynapseRange<1.152.1
[
  {
    "vendor": "element-hq",
    "product": "synapse",
    "versions": [
      {
        "version": "< 1.152.1",
        "status": "affected"
      }
    ]
  }
]

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17 Jun 2026 10:51Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.5
CVSS 46.8
EPSS0.00128
SSVC
13