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CVE-2026-18937

🗓️ 19 Aug 2026 06:00:20Reported by WPScanType 
cve
 cve
🔗 web.nvd.nist.gov👁 129 Views🌐 WEB

Broken Link Checker plugin before 2.4.12 allows unauthenticated RCE via query variable injection.

Related
Detection
Affected
Refs
Paths
Vulners
Node
managewpbroken_link_checkerRange<2.4.12wordpress
[
  {
    "vendor": "Unknown",
    "product": "Broken Link Checker",
    "versions": [
      {
        "status": "affected",
        "versionType": "semver",
        "version": "0",
        "lessThan": "2.4.12"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
ParameterPositionPathDescriptionCWE
page_idquery param/?page_id=4&shortcode_tags[blcpoc]=poc_witness_18937CVE-2026-18937: Query variable injection via GET in Broken Link Checker <=2.4.11 allows unauthenticated users to overwrite PHP globals and execute code when plain permalinks are used.CWE-94
shortcode_tags[blcpoc]query param/?page_id=4&shortcode_tags[blcpoc]=poc_witness_18937CVE-2026-18937: Query variable injection via GET in Broken Link Checker <=2.4.11 allows unauthenticated users to overwrite PHP globals and execute code when plain permalinks are used.CWE-94

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26 Aug 2026 16:30Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.19
EPSS0.00543
SSVC
129