CVE-2026-1278 Mandatory Field <= 1.6.8 - Authenticated (Administrator+) Stored Cross-Site Scripting via Settings Fields

🗓️ 21 Mar 2026 03:27:11Reported by WordfenceType

Authenticated administrators can exploit stored cross site scripting via WordPress Settings in all versions up to 1.6.8 on multisite installations with unfiltered_html disabled.

Reporter	Title	Published	Views	Family All 10
ATTACKERKB	CVE-2026-1278	21 Mar 202603:27	–	attackerkb
CNNVD	WordPress plugin Mandatory Field 跨站脚本漏洞	21 Mar 202600:00	–	cnnvd
CVE	CVE-2026-1278	21 Mar 202603:27	–	cve
EUVD	EUVD-2026-14155	21 Mar 202606:30	–	euvd
NVD	CVE-2026-1278	21 Mar 202604:16	–	nvd
Patchstack	WordPress Mandatory Field plugin <= 1.6.8 - Authenticated (Administrator+) Stored Cross-Site Scripting via Settings Fields vulnerability	23 Mar 202619:34	–	patchstack
Positive Technologies	PT-2026-26804	21 Mar 202600:00	–	ptsecurity
RedhatCVE	CVE-2026-1278	26 Mar 202615:10	–	redhatcve
Vulnrichment	CVE-2026-1278 Mandatory Field <= 1.6.8 - Authenticated (Administrator+) Stored Cross-Site Scripting via Settings Fields	21 Mar 202603:27	–	vulnrichment
Wordfence Blog	Wordfence Intelligence Weekly WordPress Vulnerability Report (March 16, 2026 to March 22, 2026)	27 Mar 202621:11	–	wordfence

[
  {
    "vendor": "ketanmujumdar",
    "product": "Mandatory Field",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThanOrEqual": "1.6.8",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

Source	Link
plugins	www.plugins.trac.wordpress.org/browser/mandatory-fields/tags/1.6.8/mandatory-plugin-option-page.php
downloads	www.downloads.wordpress.org/plugin/mandatory-fields.1.6.8.zip
wordpress	www.wordpress.org/plugins/mandatory-fields/
wordfence	www.wordfence.com/threat-intel/vulnerabilities/id/e262ec15-420a-4f52-90e0-e4a2e28402a1
plugins	www.plugins.trac.wordpress.org/browser/mandatory-fields/trunk/mandatory-plugin-option-page.php

08 Apr 2026 17:29Current

CVSS 3.14.4

EPSS0.00195

CWE-79