The Mail logging – WP Mail Catcher plugin for WordPress is vulnerable to Stored Cross-Site...

zetlyn/cve-ghsa vulnerability ghsa GHSA-7wqp-vpcj-332m cve CVE-2026-93889 known 2026-10-03

https://github.com/advisories/GHSA-7wqp-vpcj-332m

Properties

cvss7.2
receipt
Source
GitHub advisories
Its words
7.2
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-2026-93889",
  "cvss": {
    "score": 7.2,
    "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N"
  },
  "cvss_severities": {
    "cvss_v3": {
      "score": 7.2,
      "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N"
    },
    "cvss_v4": {
      "score": 0.0,
      "vector_string": null
    }
  },
  "cwes": [
    {
      "cwe_id": "CWE-79",
      "name": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"
    }
  ],
  "description": "The Mail logging – WP Mail Catcher plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PHPMailer 'wp_mail_failed' Error Message in all versions up to, and including, 2.1.12 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Successful exploitation requires a separately installed plugin, such as Contact Form 7, that passes unauthenticated user-controlled input into mail fields whose content PHPMailer will include in its failure error message.",
  "ghsa_id": "GHSA-7wqp-vpcj-332m",
  "github_reviewed_at": null,
  "html_url": "https://github.com/advisories/GHSA-7wqp-vpcj-332m",
  "identifiers": [
    {
      "type": "GHSA",
      "value": "GHSA-7wqp-vpcj-332m"
    },
    {
      "type": "CVE",
      "value": "CVE-2026-93889"
    }
  ],
  "nvd_published_at": "2026-10-03T07:16:48Z",
  "published_at": "2026-10-03T09:31:17Z",
  "references": [
    "https://nvd.nist.gov/vuln/detail/CVE-2026-93889",
    "https://plugins.trac.wordpress.org/browser/wp-mail-catcher/tags/2.1.12/src/Loggers/LogHelper.php#L69",
    "https://plugins.trac.wordpress.org/browser/wp-mail-catcher/tags/2.1.12/src/Loggers/WpMail.php#L30",
    "https://plugins.trac.wordpress.org/browser/wp-mail-catcher/tags/2.1.12/src/MailAdminTable.php#L149",
    "https://plugins.trac.wordpress.org/browser/wp-mail-catcher/tags/2.1.12/src/Views/LogModal.php#L83",
    "https://plugins.trac.wordpress.org/changeset?reponame=&old=3717442%40wp-mail-catcher&new=3717442%40wp-mail-catcher",
    "https://www.wordfence.com/threat-intel/vulnerabilities/id/6a1d9d03-0216-484c-85ca-73f157595713?source=cve",
    "https://github.com/advisories/GHSA-7wqp-vpcj-332m"
  ],
  "repository_advisory_url": null,
  "severity": "high",
  "source_code_location": "",
  "summary": "The Mail logging – WP Mail Catcher plugin for WordPress is vulnerable to Stored Cross-Site...",
  "type": "unreviewed",
  "updated_at": "2026-10-03T09:31:25Z",
  "url": "https://api.github.com/advisories/GHSA-7wqp-vpcj-332m",
  "vulnerabilities": [],
  "withdrawn_at": null
}
cweCWE-79
receipt
Source
GitHub advisories
Its words
CWE-79
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-2026-93889",
  "cvss": {
    "score": 7.2,
    "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N"
  },
  "cvss_severities": {
    "cvss_v3": {
      "score": 7.2,
      "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N"
    },
    "cvss_v4": {
      "score": 0.0,
      "vector_string": null
    }
  },
  "cwes": [
    {
      "cwe_id": "CWE-79",
      "name": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"
    }
  ],
  "description": "The Mail logging – WP Mail Catcher plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PHPMailer 'wp_mail_failed' Error Message in all versions up to, and including, 2.1.12 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Successful exploitation requires a separately installed plugin, such as Contact Form 7, that passes unauthenticated user-controlled input into mail fields whose content PHPMailer will include in its failure error message.",
  "ghsa_id": "GHSA-7wqp-vpcj-332m",
  "github_reviewed_at": null,
  "html_url": "https://github.com/advisories/GHSA-7wqp-vpcj-332m",
  "identifiers": [
    {
      "type": "GHSA",
      "value": "GHSA-7wqp-vpcj-332m"
    },
    {
      "type": "CVE",
      "value": "CVE-2026-93889"
    }
  ],
  "nvd_published_at": "2026-10-03T07:16:48Z",
  "published_at": "2026-10-03T09:31:17Z",
  "references": [
    "https://nvd.nist.gov/vuln/detail/CVE-2026-93889",
    "https://plugins.trac.wordpress.org/browser/wp-mail-catcher/tags/2.1.12/src/Loggers/LogHelper.php#L69",
    "https://plugins.trac.wordpress.org/browser/wp-mail-catcher/tags/2.1.12/src/Loggers/WpMail.php#L30",
    "https://plugins.trac.wordpress.org/browser/wp-mail-catcher/tags/2.1.12/src/MailAdminTable.php#L149",
    "https://plugins.trac.wordpress.org/browser/wp-mail-catcher/tags/2.1.12/src/Views/LogModal.php#L83",
    "https://plugins.trac.wordpress.org/changeset?reponame=&old=3717442%40wp-mail-catcher&new=3717442%40wp-mail-catcher",
    "https://www.wordfence.com/threat-intel/vulnerabilities/id/6a1d9d03-0216-484c-85ca-73f157595713?source=cve",
    "https://github.com/advisories/GHSA-7wqp-vpcj-332m"
  ],
  "repository_advisory_url": null,
  "severity": "high",
  "source_code_location": "",
  "summary": "The Mail logging – WP Mail Catcher plugin for WordPress is vulnerable to Stored Cross-Site...",
  "type": "unreviewed",
  "updated_at": "2026-10-03T09:31:25Z",
  "url": "https://api.github.com/advisories/GHSA-7wqp-vpcj-332m",
  "vulnerabilities": [],
  "withdrawn_at": null
}
severityhigh
From 7.0 to 8.9.
receipt
Source
GitHub advisories
Its words
high
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-2026-93889",
  "cvss": {
    "score": 7.2,
    "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N"
  },
  "cvss_severities": {
    "cvss_v3": {
      "score": 7.2,
      "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N"
    },
    "cvss_v4": {
      "score": 0.0,
      "vector_string": null
    }
  },
  "cwes": [
    {
      "cwe_id": "CWE-79",
      "name": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"
    }
  ],
  "description": "The Mail logging – WP Mail Catcher plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PHPMailer 'wp_mail_failed' Error Message in all versions up to, and including, 2.1.12 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Successful exploitation requires a separately installed plugin, such as Contact Form 7, that passes unauthenticated user-controlled input into mail fields whose content PHPMailer will include in its failure error message.",
  "ghsa_id": "GHSA-7wqp-vpcj-332m",
  "github_reviewed_at": null,
  "html_url": "https://github.com/advisories/GHSA-7wqp-vpcj-332m",
  "identifiers": [
    {
      "type": "GHSA",
      "value": "GHSA-7wqp-vpcj-332m"
    },
    {
      "type": "CVE",
      "value": "CVE-2026-93889"
    }
  ],
  "nvd_published_at": "2026-10-03T07:16:48Z",
  "published_at": "2026-10-03T09:31:17Z",
  "references": [
    "https://nvd.nist.gov/vuln/detail/CVE-2026-93889",
    "https://plugins.trac.wordpress.org/browser/wp-mail-catcher/tags/2.1.12/src/Loggers/LogHelper.php#L69",
    "https://plugins.trac.wordpress.org/browser/wp-mail-catcher/tags/2.1.12/src/Loggers/WpMail.php#L30",
    "https://plugins.trac.wordpress.org/browser/wp-mail-catcher/tags/2.1.12/src/MailAdminTable.php#L149",
    "https://plugins.trac.wordpress.org/browser/wp-mail-catcher/tags/2.1.12/src/Views/LogModal.php#L83",
    "https://plugins.trac.wordpress.org/changeset?reponame=&old=3717442%40wp-mail-catcher&new=3717442%40wp-mail-catcher",
    "https://www.wordfence.com/threat-intel/vulnerabilities/id/6a1d9d03-0216-484c-85ca-73f157595713?source=cve",
    "https://github.com/advisories/GHSA-7wqp-vpcj-332m"
  ],
  "repository_advisory_url": null,
  "severity": "high",
  "source_code_location": "",
  "summary": "The Mail logging – WP Mail Catcher plugin for WordPress is vulnerable to Stored Cross-Site...",
  "type": "unreviewed",
  "updated_at": "2026-10-03T09:31:25Z",
  "url": "https://api.github.com/advisories/GHSA-7wqp-vpcj-332m",
  "vulnerabilities": [],
  "withdrawn_at": null
}

Text

The Mail logging – WP Mail Catcher plugin for WordPress is vulnerable to Stored Cross-Site... The Mail logging – WP Mail Catcher plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PHPMailer 'wp_mail_failed' Error Message in all versions up to, and including, 2.1.12 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Successful exploitation requires a separately installed plugin, such as Contact Form 7, that passes unauthenticated user-controlled input into mail fields whose content PHPMailer will include in its failure error message.