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CVE-2026-108698 hyper-mcp through 0.8.3 OCI Plugin Signature Verification TOCTOU Race Condition

🗓️ 11 Oct 2026 13:25:58Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 47 Views

Signature verification bypass in hyper-mcp load_wasm allows executing unsigned plugins.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-108698
11 Oct 202613:35
–circl
cnnvd
CNNVD
Hyper-MCP race condition issue
10 Oct 202616:00
–cnnvd
cve
CVE
CVE-2026-108698
11 Oct 202613:25
–cve
euvd
EUVD
EUVD-2026-96998
11 Oct 202613:25
–euvd
mend
Mend
CVE-2026-108698
11 Oct 202613:25
–mend
nvd
NVD
CVE-2026-108698
11 Oct 202614:17
–nvd
ptsecurity
Positive Technologies
PT-2026-110166
11 Oct 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-108698: Time-of-check Time-of-use (TOCTOU) Race Condition
11 Oct 202600:00
–rapid7
vulnrichment
Vulnrichment
CVE-2026-108698 hyper-mcp through 0.8.3 OCI Plugin Signature Verification TOCTOU Race Condition
11 Oct 202613:25
–vulnrichment
[
  {
    "vendor": "hyper-mcp-rs",
    "product": "hyper-mcp",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "0",
        "lessThanOrEqual": "0.8.3",
        "status": "affected",
        "versionType": "semver"
      }
    ],
    "packageURL": "pkg:cargo/hyper-mcp",
    "repo": "https://github.com/hyper-mcp-rs/hyper-mcp"
  }
]

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11 Oct 2026 13:25Current
CVSS 3.16.5
CVSS 48.3
EPSS0.00243
SSVC
47