CVE-2026-15066 (GCVE-0-2026-15066)

Vulnerability from cvelistv5 – Published: 2026-08-16 04:24 – Updated: 2026-08-16 04:24
VLAI
Title
Loco Translate <= 2.8.7 - Authenticated (Translator+) Stored Cross-Site Scripting via PO File Extracted Comments
Summary
The Loco Translate plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PO File Extracted Comments in all versions up to, and including, 2.8.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with translator-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
Impacted products
Vendor Product Version
timwhitlock Loco Translate Affected: 0 , ≤ 2.8.7 (semver)
Create a notification for this product.
Credits
Show details on NVD website

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Loco Translate",
          "vendor": "timwhitlock",
          "versions": [
            {
              "lessThanOrEqual": "2.8.7",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "MatilJ"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Loco Translate plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PO File Extracted Comments in all versions up to, and including, 2.8.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with translator-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 6.4,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-16T04:24:54.740Z",
        "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
        "shortName": "Wordfence"
      },
      "references": [
        {
          "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/9571a2f3-d148-4e9b-8837-b8d212418613?source=cve"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/loco-translate/tags/2.8.5/pub/js/min/admin.js#L1404"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/loco-translate/tags/2.8.5/pub/js/min/admin.js#L3533"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/loco-translate/tags/2.8.5/src/ajax/SaveController.php#L52"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/loco-translate/tags/2.8.4/pub/js/min/admin.js#L1404"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/loco-translate/tags/2.8.4/pub/js/min/admin.js#L3533"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/loco-translate/tags/2.8.4/src/ajax/SaveController.php#L52"
        },
        {
          "url": "https://plugins.trac.wordpress.org/changeset?reponame=\u0026old=3631056%40loco-translate\u0026new=3631056%40loco-translate"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-08-15T15:34:26.000Z",
          "value": "Disclosed"
        }
      ],
      "title": "Loco Translate \u003c= 2.8.7 - Authenticated (Translator+) Stored Cross-Site Scripting via PO File Extracted Comments"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
    "assignerShortName": "Wordfence",
    "cveId": "CVE-2026-15066",
    "datePublished": "2026-08-16T04:24:54.740Z",
    "dateReserved": "2026-07-08T14:39:03.169Z",
    "dateUpdated": "2026-08-16T04:24:54.740Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-15066",
      "date": "2026-08-16",
      "epss": "0.00262",
      "percentile": "0.18132"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-15066\",\"sourceIdentifier\":\"security@wordfence.com\",\"published\":\"2026-08-16T05:16:46.880\",\"lastModified\":\"2026-08-16T05:16:46.880\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The Loco Translate plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PO File Extracted Comments in all versions up to, and including, 2.8.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with translator-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.\"}],\"affected\":[{\"source\":\"security@wordfence.com\",\"affectedData\":[{\"vendor\":\"timwhitlock\",\"product\":\"Loco Translate\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"0\",\"lessThanOrEqual\":\"2.8.7\",\"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:L/UI:N/S:C/C:L/I:L/A:N\",\"baseScore\":6.4,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.1,\"impactScore\":2.7}]},\"weaknesses\":[{\"source\":\"security@wordfence.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"references\":[{\"url\":\"https://plugins.trac.wordpress.org/browser/loco-translate/tags/2.8.4/pub/js/min/admin.js#L1404\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/loco-translate/tags/2.8.4/pub/js/min/admin.js#L3533\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/loco-translate/tags/2.8.4/src/ajax/SaveController.php#L52\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/loco-translate/tags/2.8.5/pub/js/min/admin.js#L1404\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/loco-translate/tags/2.8.5/pub/js/min/admin.js#L3533\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/loco-translate/tags/2.8.5/src/ajax/SaveController.php#L52\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/changeset?reponame=\u0026old=3631056%40loco-translate\u0026new=3631056%40loco-translate\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://www.wordfence.com/threat-intel/vulnerabilities/id/9571a2f3-d148-4e9b-8837-b8d212418613?source=cve\",\"source\":\"security@wordfence.com\"}]}}"
  }
}



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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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