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CVE-2018-20150

Status: ModifiedMedium (6.1)—

In WordPress before 4.9.9 and 5.x before 5.0.1, crafted URLs could trigger XSS for certain use cases involving plugins.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (2)

Debian — Debian LinuxWordpress — Wordpress

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2018-20150",
  "cveTags": [],
  "metrics": {
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        "source": "nvd@nist.gov",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
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        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
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    "cvssMetricV30": [
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        "cvssData": {
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          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
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          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
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      }
    ]
  },
  "affected": [
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      "source": "cve@mitre.org",
      "affectedData": [
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  "published": "2018-12-14T20:29:00.470",
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    },
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      "tags": [
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        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
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      "lang": "en",
      "value": "In WordPress before 4.9.9 and 5.x before 5.0.1, crafted URLs could trigger XSS for certain use cases involving plugins."
    },
    {
      "lang": "es",
      "value": "En WordPress, en versiones anteriores a la 4.9.9 y versiones 5.x anteriores a la 5.0.1, las URL manipuladas podrían desencadenar Cross-Site Scripting (XSS) para ciertos casos de uso relacionados con los plugins."
    }
  ],
  "lastModified": "2026-06-17T01:52:21.013",
  "configurations": [
    {
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        {
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}