CVE-2026-78477 (GCVE-0-2026-78477)

Vulnerability from cvelistv5 – Published: 2026-08-25 05:31 – Updated: 2026-08-25 05:31
VLAI
Title
Jawn <= 1.4.2 - Unauthenticated Privilege Escalation
Summary
The Jawn theme for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 1.4.2. This makes it possible for unauthenticated attackers to elevate their privileges to that of an administrator.
CWE
  • CWE-266 - Incorrect Privilege Assignment
Impacted products
Vendor Product Version CPE status
MVPThemes Jawn Affected: 0 , ≤ 1.4.2 (semver)
guessed Create a notification for this product.
Show details on NVD website

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Jawn",
          "vendor": "MVPThemes",
          "versions": [
            {
              "lessThanOrEqual": "1.4.2",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Tran Nguyen Bao Khanh"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Jawn theme for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 1.4.2. This makes it possible for unauthenticated attackers to elevate their privileges to that of an administrator."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-266",
              "description": "CWE-266 Incorrect Privilege Assignment",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-25T05:31:29.287Z",
        "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
        "shortName": "Wordfence"
      },
      "references": [
        {
          "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/e0642c85-ee01-497c-8dc3-42e3ffc02995?source=cve"
        },
        {
          "url": "https://patchstack.com/database/wordpress/theme/jawn/vulnerability/wordpress-jawn-theme-1-4-2-privilege-escalation-vulnerability"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-08-20T00:00:00.000Z",
          "value": "Disclosed"
        }
      ],
      "title": "Jawn \u003c= 1.4.2 - Unauthenticated Privilege Escalation"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
    "assignerShortName": "Wordfence",
    "cveId": "CVE-2026-78477",
    "datePublished": "2026-08-25T05:31:29.287Z",
    "dateReserved": "2026-08-24T16:53:08.840Z",
    "dateUpdated": "2026-08-25T05:31:29.287Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-78477",
      "date": "2026-08-25",
      "epss": "0.003",
      "percentile": "0.21988"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-78477\",\"sourceIdentifier\":\"security@wordfence.com\",\"published\":\"2026-08-25T06:19:01.147\",\"lastModified\":\"2026-08-25T06:19:01.147\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The Jawn theme for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 1.4.2. This makes it possible for unauthenticated attackers to elevate their privileges to that of an administrator.\"}],\"affected\":[{\"source\":\"security@wordfence.com\",\"affectedData\":[{\"vendor\":\"MVPThemes\",\"product\":\"Jawn\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"0\",\"lessThanOrEqual\":\"1.4.2\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@wordfence.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"security@wordfence.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-266\"}]}],\"references\":[{\"url\":\"https://patchstack.com/database/wordpress/theme/jawn/vulnerability/wordpress-jawn-theme-1-4-2-privilege-escalation-vulnerability\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://www.wordfence.com/threat-intel/vulnerabilities/id/e0642c85-ee01-497c-8dc3-42e3ffc02995?source=cve\",\"source\":\"security@wordfence.com\"}]}}"
  }
}



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