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CVE-2026-74252

🗓️ 21 Aug 2026 19:21:10Reported by JoomlaType 
cve
 cve
🔗 web.nvd.nist.gov👁 31 Views🌐 WEB

Stored XSS in J2Store guest checkout via billing address fields through Input::getArray() bypass.

Related
Affected
Refs
Paths
[
  {
    "defaultStatus": "unaffected",
    "product": "J2Store extension for Joomla",
    "vendor": "j2commerce.com",
    "versions": [
      {
        "status": "affected",
        "version": "1.0.0-3.3.20"
      },
      {
        "status": "affected",
        "version": "4.0.0-4.0.20"
      },
      {
        "status": "affected",
        "version": "4.1.0-4.1.5"
      }
    ]
  }
]
SourceLink
j2commercewww.j2commerce.com/
ParameterPositionPathDescriptionCWE
product_idrequest bodyindex.php?option=com_j2store&view=carts&task=addItem&ajax=1Adds item to cart; attacker-controlled first_name can be written via POST data leading to stored XSS when echoed in admin panel.CWE-79
j2store_variant_idrequest bodyindex.php?option=com_j2store&view=carts&task=addItem&ajax=1Adds item to cart; attacker-controlled first_name can be written via POST data leading to stored XSS when echoed in admin panel.CWE-79
quantityrequest bodyindex.php?option=com_j2store&view=carts&task=addItem&ajax=1Adds item to cart; attacker-controlled first_name can be written via POST data leading to stored XSS when echoed in admin panel.CWE-79
first_namerequest bodyindex.php?option=com_j2store&view=carts&task=addItem&ajax=1Adds item to cart; attacker-controlled first_name can be written via POST data leading to stored XSS when echoed in admin panel.CWE-79
last_namerequest bodyindex.php?option=com_j2store&view=carts&task=addItem&ajax=1Adds item to cart; attacker-controlled first_name can be written via POST data leading to stored XSS when echoed in admin panel.CWE-79
address_1request bodyindex.php?option=com_j2store&view=carts&task=addItem&ajax=1Adds item to cart; attacker-controlled first_name can be written via POST data leading to stored XSS when echoed in admin panel.CWE-79
cityrequest bodyindex.php?option=com_j2store&view=carts&task=addItem&ajax=1Adds item to cart; attacker-controlled first_name can be written via POST data leading to stored XSS when echoed in admin panel.CWE-79
ziprequest bodyindex.php?option=com_j2store&view=carts&task=addItem&ajax=1Adds item to cart; attacker-controlled first_name can be written via POST data leading to stored XSS when echoed in admin panel.CWE-79
country_idrequest bodyindex.php?option=com_j2store&view=carts&task=addItem&ajax=1Adds item to cart; attacker-controlled first_name can be written via POST data leading to stored XSS when echoed in admin panel.CWE-79
zone_idrequest bodyindex.php?option=com_j2store&view=carts&task=addItem&ajax=1Adds item to cart; attacker-controlled first_name can be written via POST data leading to stored XSS when echoed in admin panel.CWE-79
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Data

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26 Aug 2026 16:35Current
5.2Medium risk
Vulners AI Score5.2
CVSS 48.6
EPSS0.00416
SSVC
31