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CVE-2026-3416 Predictable Pseudorandom Number Generation via Webhook HMAC Secret Generation in Multiple WSO2 Products Allows Forged Event Payloads

🗓️ 03 Sep 2026 12:35:32Reported by WSO2Type 
cvelist
 cvelist
🔗 www.cve.org👁 27 Views

Predictable PRNG in WSO2 API Publisher webhook HMAC secret generation enables forged event payloads.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-3416
3 Sep 202612:35
cve
euvd
EUVD
EUVD-2026-70453
3 Sep 202612:35
euvd
nvd
NVD
CVE-2026-3416
3 Sep 202613:05
nvd
ptsecurity
Positive Technologies
PT-2026-85015
3 Sep 202600:00
ptsecurity
vulnrichment
Vulnrichment
CVE-2026-3416 Predictable Pseudorandom Number Generation via Webhook HMAC Secret Generation in Multiple WSO2 Products Allows Forged Event Payloads
3 Sep 202612:35
vulnrichment
[
  {
    "vendor": "WSO2",
    "product": "WSO2 API Manager",
    "versions": [
      {
        "status": "unknown",
        "version": "0",
        "lessThan": "4.1.0",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "4.1.0",
        "lessThan": "4.1.0.253",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "4.2.0",
        "lessThan": "4.2.0.193",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "4.3.0",
        "lessThan": "4.3.0.104",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "4.4.0",
        "lessThan": "4.4.0.68",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "4.5.0",
        "lessThan": "4.5.0.52",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "WSO2",
    "product": "WSO2 API Control Plane",
    "versions": [
      {
        "status": "affected",
        "version": "4.5.0",
        "lessThan": "4.5.0.53",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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