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CVE-2026-12428

🗓️ 09 Jul 2026 09:31:23Reported by WordfenceType 
cve
 cve
🔗 web.nvd.nist.gov👁 42 Views🌐 WEB

Authenticated users with Author+ can read arbitrary ACF field values via the values endpoint due to missing authorization.

Related
Affected
Refs
Paths
[
  {
    "vendor": "gamaup",
    "product": "Blocks for ACF Fields — Display Custom Fields in the Block Editor",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "lessThanOrEqual": "1.6.2",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
ParameterPositionPathDescriptionCWE
idquery param/wp-json/acf-field-blocks/v1/valuesUnauthorized access to ACF field values via the REST endpoint due to a missing capability check, allowing authenticated users with Author-level access and above to read field values from arbitrary posts.CWE-862

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09 Jul 2026 16:19Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.16.5
EPSS0.00475
SSVC
42