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CVE-2021-47957

Estado: AplazadaMedia (5.1)—

Cookie Law Bar 1.2.1 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by submitting unsanitized input to the Bar Message field. Attackers can inject script payloads through the plugin settings page that execute in the browsers of all WordPress users viewing the site, enabling cookie theft and sensitive data exfiltration.

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)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Cookie LAW BAR — Cookie LAW BARAI

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-47957",
  "cveTags": [],
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          "id": "CVE-2021-47957",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
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            {
              "automatable": "no"
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              "technicalImpact": "partial"
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          "version": "2.0.3",
          "timestamp": "2026-05-18T13:50:43.419884Z"
        }
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    "cvssMetricV31": [
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        "cvssData": {
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          "version": "3.1",
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          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
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        },
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    ],
    "cvssMetricV40": [
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        "cvssData": {
          "Safety": "NOT_DEFINED",
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          "Automatable": "NOT_DEFINED",
          "attackVector": "NETWORK",
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          "valueDensity": "NOT_DEFINED",
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          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
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          "vulnAvailabilityImpact": "NONE",
          "availabilityRequirement": "NOT_DEFINED",
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          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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  },
  "affected": [
    {
      "source": "disclosure@vulncheck.com",
      "affectedData": [
        {
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          "versions": [
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              "version": "1.2.1"
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  "published": "2026-05-16T16:16:22.037",
  "references": [
    {
      "url": "https://wordpress.org/plugins/cookie-law-bar/",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://www.cookielawinfo.com/wordpress-plugin/",
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      "url": "https://www.exploit-db.com/exploits/49905",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://www.vulncheck.com/advisories/wordpress-plugin-cookie-law-bar-stored-xss-via-clb-bar-msg",
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  "vulnStatus": "Deferred",
  "weaknesses": [
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      "description": [
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  "descriptions": [
    {
      "lang": "en",
      "value": "Cookie Law Bar 1.2.1 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by submitting unsanitized input to the Bar Message field. Attackers can inject script payloads through the plugin settings page that execute in the browsers of all WordPress users viewing the site, enabling cookie theft and sensitive data exfiltration."
    }
  ],
  "lastModified": "2026-06-17T04:18:49.737",
  "sourceIdentifier": "disclosure@vulncheck.com"
}