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CVE-2026-49835

🗓️ 17 Jul 2026 18:16:41Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 92 Views🌐 WEB

CVE-2026-49835: Sigstore Timestamp Authority memory exhaustion via unbounded metric labels from random paths or methods; fixed in 2.1.0.

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Detection
Affected
Refs
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NVD
Vulners
[
  {
    "vendor": "sigstore",
    "product": "timestamp-authority",
    "versions": [
      {
        "version": "< 2.1.0",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
uuidpath/api/v1/timestamp/<uuid>Prior to 2.1.0, the global wrapMetrics middleware records the raw HTTP request path and method as Prometheus labels, enabling an unauthenticated attacker to issue requests with arbitrary paths (e.g., /api/v1/timestamp/<uuid>) to create unbounded time-series data and exhaust memory.CWE-770

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30 Jul 2026 14:14Current
8High risk
Vulners AI Score8
CVSS 3.15.9 - 7.5
EPSS0.00744
SSVC
92