CVE-2023-5621

{
  "id": "CVE-2023-5621",
  "cveTags": [],
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          "id": "CVE-2023-5621",
          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
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              "automatable": "no"
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            {
              "technicalImpact": "partial"
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          "version": "2.0.3",
          "timestamp": "2025-02-05T18:24:33.235732Z"
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        "type": "Secondary",
        "source": "security@wordfence.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 4.4,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 1.3
      },
      {
        "type": "Primary",
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        "cvssData": {
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          "baseScore": 4.8,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "LOW"
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        "impactScore": 2.7,
        "exploitabilityScore": 1.7
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  "affected": [
    {
      "source": "security@wordfence.com",
      "affectedData": [
        {
          "vendor": "nik00726",
          "product": "Thumbnail Slider With Lightbox",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "versionType": "semver",
              "lessThanOrEqual": "1.0"
            }
          ],
          "defaultStatus": "unaffected"
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  "published": "2023-10-18T08:15:08.297",
  "references": [
    {
      "url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=1263536%40wp-responsive-slider-with-lightbox&new=1263536%40wp-responsive-slider-with-lightbox&sfp_email=&sfph_mail=",
      "tags": [
        "Product"
      ],
      "source": "security@wordfence.com"
    },
    {
      "url": "https://wordpress.org/plugins/wp-responsive-slider-with-lightbox/",
      "tags": [
        "Product"
      ],
      "source": "security@wordfence.com"
    },
    {
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/547c425d-8b0f-4e65-8b8a-c3a3059301fe?source=cve",
      "tags": [
        "Third Party Advisory"
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      "source": "security@wordfence.com"
    },
    {
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      "tags": [
        "Product"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://wordpress.org/plugins/wp-responsive-slider-with-lightbox/",
      "tags": [
        "Product"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/547c425d-8b0f-4e65-8b8a-c3a3059301fe?source=cve",
      "tags": [
        "Third Party Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@wordfence.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    },
    {
      "type": "Secondary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Thumbnail Slider With Lightbox plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Image Title field in versions up to, and including, 1.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled."
    },
    {
      "lang": "es",
      "value": "El complemento Thumbnail Slider With Lightbox para WordPress es vulnerable a Cross-Site Scripting almacenado a través del campo Image Title en versiones hasta la 1.0 incluida debido a una sanitización de entrada y un escape de salida insuficientes. Esto hace posible que atacantes autenticados, con acceso a nivel de administrador, inyecten scripts web arbitrarios en páginas que se ejecutarán cada vez que un usuario acceda a una página inyectada. Esto solo afecta a las instalaciones multisitio y a las instalaciones en las que se ha deshabilitado unfiltered_html."
    }
  ],
  "lastModified": "2026-06-17T06:48:57.507",
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  "sourceIdentifier": "security@wordfence.com"
}