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CVE-2026-39998

Estado: AnalizadaMedia (5.8)—

Improper Input Validation vulnerability in Apache APISIX.

The attacker can take advantage of certain configuration in forward-auth plugin to spoof identity headers. This issue affects Apache APISIX: from 2.12.0 through 3.16.0.

Users are recommended to upgrade to version 3.17.0, which fixes the issue.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Apache — Apisix

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2026-39998",
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  "metrics": {
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          "options": [
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          "version": "2.0.3",
          "timestamp": "2026-06-22T16:16:18.557213Z"
        }
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          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
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          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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      "affectedData": [
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  "published": "2026-06-19T14:16:21.823",
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  "weaknesses": [
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      "description": [
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          "value": "CWE-20"
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    {
      "lang": "en",
      "value": "Improper Input Validation vulnerability in Apache APISIX.\n\nThe attacker can take advantage of certain configuration in forward-auth plugin to spoof identity headers.\nThis issue affects Apache APISIX: from 2.12.0 through 3.16.0.\n\nUsers are recommended to upgrade to version 3.17.0, which fixes the issue."
    }
  ],
  "lastModified": "2026-06-23T14:57:13.603",
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