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CVE-2026-53718

🗓️ 14 Sep 2026 20:12:12Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 31 Views

Envoy Gateway before 1.7.4/1.8.1 allows cross-namespace ReferenceGrant bypass via custom backendRef.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cgr
Chainguard
CVE-2026-53718 vulnerabilities
17 Jul 202608:23
cgr
cvelist
Cvelist
CVE-2026-53718 Envoy Gateway custom backendRef cross-namespace ReferenceGrant bypass
14 Sep 202620:12
cvelist
euvd
EUVD
EUVD-2026-78072
14 Sep 202620:12
euvd
github
Github Security Blog
Envoy Gateway custom backendRef cross-namespace ReferenceGrant bypass
16 Jul 202619:14
github
nvd
NVD
CVE-2026-53718
14 Sep 202621:17
nvd
osv
OSV
CGA-2F47-9PGC-F8VW
16 Jul 202623:34
osv
osv
OSV
CGA-2RCM-RMW7-WFPQ
17 Jul 202601:52
osv
osv
OSV
CGA-2W29-52J9-8QJ7
16 Jul 202623:43
osv
osv
OSV
CGA-3847-C2P7-9M7X
17 Jul 202600:49
osv
osv
OSV
CGA-3G73-G46G-GMWG
16 Jul 202623:43
osv
Rows per page
Vulners
Node
OR
envoyproxyenvoyRange<1.7.4
envoyproxyenvoyRange1.8.0-rc.01.8.1
[
  {
    "vendor": "envoyproxy",
    "product": "gateway",
    "versions": [
      {
        "version": "< 1.7.4",
        "status": "affected"
      },
      {
        "version": ">= 1.8.0-rc.0, < 1.8.1",
        "status": "affected"
      }
    ]
  }
]

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15 Sep 2026 14:16Current
7.9High risk
Vulners AI Score7.9
CVSS 3.16.4
EPSS0.00327
SSVC
31