The The WP Ultimate Review plugin for WordPress is vulnerable to arbitrary shortcode execution in...

zetlyn/cve-ghsa vulnerability ghsa GHSA-cpg8-jrv8-64x9 cve CVE-2026-100157 known 2026-10-03

https://github.com/advisories/GHSA-cpg8-jrv8-64x9

Properties

cvss6.5
receipt
Source
GitHub advisories
Its words
6.5
Read by
field:cvss.score
Said since
2026-10-03 12:05 UTC
Last answered
2026-10-04 18:15 UTC
Original
open at the source
What the source handed over
{
  "comments": 0,
  "credits": [],
  "cve_id": "CVE-2026-100157",
  "cvss": {
    "score": 6.5,
    "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
  },
  "cvss_severities": {
    "cvss_v3": {
      "score": 6.5,
      "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
    },
    "cvss_v4": {
      "score": 0.0,
      "vector_string": null
    }
  },
  "cwes": [
    {
      "cwe_id": "CWE-94",
      "name": "Improper Control of Generation of Code ('Code Injection')"
    }
  ],
  "description": "The The WP Ultimate Review plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.4.3. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes. The nonce required to pass the only gate is emitted to unauthenticated visitors via the public review form, and submitted shortcode payloads are auto-published without admin approval by default, meaning exploitation requires no account and no privileged interaction.",
  "ghsa_id": "GHSA-cpg8-jrv8-64x9",
  "github_reviewed_at": null,
  "html_url": "https://github.com/advisories/GHSA-cpg8-jrv8-64x9",
  "identifiers": [
    {
      "type": "GHSA",
      "value": "GHSA-cpg8-jrv8-64x9"
    },
    {
      "type": "CVE",
      "value": "CVE-2026-100157"
    }
  ],
  "nvd_published_at": "2026-10-03T07:16:46Z",
  "published_at": "2026-10-03T09:31:17Z",
  "references": [
    "https://nvd.nist.gov/vuln/detail/CVE-2026-100157",
    "https://plugins.trac.wordpress.org/browser/wp-ultimate-review/tags/2.4.3/app/content.php#L217",
    "https://plugins.trac.wordpress.org/browser/wp-ultimate-review/tags/2.4.3/app/content.php#L347",
    "https://plugins.trac.wordpress.org/browser/wp-ultimate-review/tags/2.4.3/app/content.php#L52",
    "https://plugins.trac.wordpress.org/browser/wp-ultimate-review/tags/2.4.3/init.php#L286",
    "https://plugins.trac.wordpress.org/changeset?reponame=&old=3720426%40wp-ultimate-review&new=3720426%40wp-ultimate-review",
    "https://www.wordfence.com/threat-intel/vulnerabilities/id/ee3690d9-d1c3-4653-948b-cba1a7653574?source=cve",
    "https://github.com/advisories/GHSA-cpg8-jrv8-64x9"
  ],
  "repository_advisory_url": null,
  "severity": "medium",
  "source_code_location": "",
  "summary": "The The WP Ultimate Review plugin for WordPress is vulnerable to arbitrary shortcode execution in...",
  "type": "unreviewed",
  "updated_at": "2026-10-03T09:31:17Z",
  "url": "https://api.github.com/advisories/GHSA-cpg8-jrv8-64x9",
  "vulnerabilities": [],
  "withdrawn_at": null
}
cweCWE-94
receipt
Source
GitHub advisories
Its words
CWE-94
Read by
field:cwes[].cwe_id
Said since
2026-10-03 12:05 UTC
Last answered
2026-10-04 18:15 UTC
Original
open at the source
What the source handed over
{
  "comments": 0,
  "credits": [],
  "cve_id": "CVE-2026-100157",
  "cvss": {
    "score": 6.5,
    "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
  },
  "cvss_severities": {
    "cvss_v3": {
      "score": 6.5,
      "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
    },
    "cvss_v4": {
      "score": 0.0,
      "vector_string": null
    }
  },
  "cwes": [
    {
      "cwe_id": "CWE-94",
      "name": "Improper Control of Generation of Code ('Code Injection')"
    }
  ],
  "description": "The The WP Ultimate Review plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.4.3. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes. The nonce required to pass the only gate is emitted to unauthenticated visitors via the public review form, and submitted shortcode payloads are auto-published without admin approval by default, meaning exploitation requires no account and no privileged interaction.",
  "ghsa_id": "GHSA-cpg8-jrv8-64x9",
  "github_reviewed_at": null,
  "html_url": "https://github.com/advisories/GHSA-cpg8-jrv8-64x9",
  "identifiers": [
    {
      "type": "GHSA",
      "value": "GHSA-cpg8-jrv8-64x9"
    },
    {
      "type": "CVE",
      "value": "CVE-2026-100157"
    }
  ],
  "nvd_published_at": "2026-10-03T07:16:46Z",
  "published_at": "2026-10-03T09:31:17Z",
  "references": [
    "https://nvd.nist.gov/vuln/detail/CVE-2026-100157",
    "https://plugins.trac.wordpress.org/browser/wp-ultimate-review/tags/2.4.3/app/content.php#L217",
    "https://plugins.trac.wordpress.org/browser/wp-ultimate-review/tags/2.4.3/app/content.php#L347",
    "https://plugins.trac.wordpress.org/browser/wp-ultimate-review/tags/2.4.3/app/content.php#L52",
    "https://plugins.trac.wordpress.org/browser/wp-ultimate-review/tags/2.4.3/init.php#L286",
    "https://plugins.trac.wordpress.org/changeset?reponame=&old=3720426%40wp-ultimate-review&new=3720426%40wp-ultimate-review",
    "https://www.wordfence.com/threat-intel/vulnerabilities/id/ee3690d9-d1c3-4653-948b-cba1a7653574?source=cve",
    "https://github.com/advisories/GHSA-cpg8-jrv8-64x9"
  ],
  "repository_advisory_url": null,
  "severity": "medium",
  "source_code_location": "",
  "summary": "The The WP Ultimate Review plugin for WordPress is vulnerable to arbitrary shortcode execution in...",
  "type": "unreviewed",
  "updated_at": "2026-10-03T09:31:17Z",
  "url": "https://api.github.com/advisories/GHSA-cpg8-jrv8-64x9",
  "vulnerabilities": [],
  "withdrawn_at": null
}
severitymedium
receipt
Source
GitHub advisories
Its words
medium
Read by
field:severity
Said since
2026-10-03 12:05 UTC
Last answered
2026-10-04 18:15 UTC
Original
open at the source
What the source handed over
{
  "comments": 0,
  "credits": [],
  "cve_id": "CVE-2026-100157",
  "cvss": {
    "score": 6.5,
    "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
  },
  "cvss_severities": {
    "cvss_v3": {
      "score": 6.5,
      "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
    },
    "cvss_v4": {
      "score": 0.0,
      "vector_string": null
    }
  },
  "cwes": [
    {
      "cwe_id": "CWE-94",
      "name": "Improper Control of Generation of Code ('Code Injection')"
    }
  ],
  "description": "The The WP Ultimate Review plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.4.3. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes. The nonce required to pass the only gate is emitted to unauthenticated visitors via the public review form, and submitted shortcode payloads are auto-published without admin approval by default, meaning exploitation requires no account and no privileged interaction.",
  "ghsa_id": "GHSA-cpg8-jrv8-64x9",
  "github_reviewed_at": null,
  "html_url": "https://github.com/advisories/GHSA-cpg8-jrv8-64x9",
  "identifiers": [
    {
      "type": "GHSA",
      "value": "GHSA-cpg8-jrv8-64x9"
    },
    {
      "type": "CVE",
      "value": "CVE-2026-100157"
    }
  ],
  "nvd_published_at": "2026-10-03T07:16:46Z",
  "published_at": "2026-10-03T09:31:17Z",
  "references": [
    "https://nvd.nist.gov/vuln/detail/CVE-2026-100157",
    "https://plugins.trac.wordpress.org/browser/wp-ultimate-review/tags/2.4.3/app/content.php#L217",
    "https://plugins.trac.wordpress.org/browser/wp-ultimate-review/tags/2.4.3/app/content.php#L347",
    "https://plugins.trac.wordpress.org/browser/wp-ultimate-review/tags/2.4.3/app/content.php#L52",
    "https://plugins.trac.wordpress.org/browser/wp-ultimate-review/tags/2.4.3/init.php#L286",
    "https://plugins.trac.wordpress.org/changeset?reponame=&old=3720426%40wp-ultimate-review&new=3720426%40wp-ultimate-review",
    "https://www.wordfence.com/threat-intel/vulnerabilities/id/ee3690d9-d1c3-4653-948b-cba1a7653574?source=cve",
    "https://github.com/advisories/GHSA-cpg8-jrv8-64x9"
  ],
  "repository_advisory_url": null,
  "severity": "medium",
  "source_code_location": "",
  "summary": "The The WP Ultimate Review plugin for WordPress is vulnerable to arbitrary shortcode execution in...",
  "type": "unreviewed",
  "updated_at": "2026-10-03T09:31:17Z",
  "url": "https://api.github.com/advisories/GHSA-cpg8-jrv8-64x9",
  "vulnerabilities": [],
  "withdrawn_at": null
}

Text

The The WP Ultimate Review plugin for WordPress is vulnerable to arbitrary shortcode execution in... The The WP Ultimate Review plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 2.4.3. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes. The nonce required to pass the only gate is emitted to unauthenticated visitors via the public review form, and submitted shortcode payloads are auto-published without admin approval by default, meaning exploitation requires no account and no privileged interaction.