CVE-2026-82190

J2Store (a Joomla e-commerce extension by j2commerce.com) contains a predictable/forgeable order access token vulnerability affecting versions 1.0.0–3.3.2, 4.0.0–4.0.22, and 4.1.0–4.1.7 . Anyone who obtains the site's Joomla secret can compute a valid access token for any order without having pla...

EUVD-2026-79295

Joomla Extension - j2commerce.com - Predictable/forgeable order access token in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - Anyone who obtains the site's Joomla secret can compute a valid access token for any order on the site without ever having placed one, gaining guest access to that...

CVE-2026-82190 Joomla Extension - j2commerce.com - Predictable/forgeable order access token in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7

Joomla Extension - j2commerce.com - Predictable/forgeable order access token in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - Anyone who obtains the site's Joomla secret can compute a valid access token for any order on the site without ever having placed one, gaining guest access to that...

CVE-2026-78081 Joomla Extension - j2commerce.com - Missing CSRF protection on cart, checkout and myprofile controllers in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7

Joomla Extension - j2commerce.com - Missing CSRF protection on cart, checkout and myprofile controllers in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - A forged request riding a victim's active checkout session could silently overwrite the billing or shipping address before order confirmation...

EUVD-2026-79291

Joomla Extension - j2commerce.com - Arbitrary file read via task=download in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - J2StoreModelOrderdownloads::getFilePath built the on-disk path to a purchased digital download by concatenating the configured attachment folder with the product file's...

CVE-2026-81568

J2Store (Joomla extension by j2commerce.com), versions 1.0.0–3.3.2, 4.0.0–4.0.22, 4.1.0–4.1.7 , is vulnerable to arbitrary file read via the task=download endpoint. The root cause is in J2StoreModelOrderdownloads::getFilePath(), which concatenates the configured attachment folder with the stored ...

CVE-2026-81568 Joomla Extension - j2commerce.com - Arbitrary file read via `task=download` in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7

Joomla Extension - j2commerce.com - Arbitrary file read via task=download in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - J2StoreModelOrderdownloads::getFilePath built the on-disk path to a purchased digital download by concatenating the configured attachment folder with the product file's...

CVE-2026-81568 Joomla Extension - j2commerce.com - Arbitrary file read via `task=download` in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7

Joomla Extension - j2commerce.com - Arbitrary file read via task=download in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - J2StoreModelOrderdownloads::getFilePath built the on-disk path to a purchased digital download by concatenating the configured attachment folder with the product file's...

CVE-2026-82191 Joomla Extension - j2commerce.com - Unescaped request data reflected into PayPal notify redirect in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7

Joomla Extension - j2commerce.com - Unescaped request data reflected into PayPal notify redirect in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - A crafted link to the paypal notify endpoint, if followed by a victim's browser or an automated system that fetches it, causes the resulting redirec...

EUVD-2026-79290

Joomla Extension - j2commerce.com - Unescaped request data reflected into PayPal notify redirect in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - A crafted link to the paypal notify endpoint, if followed by a victim's browser or an automated system that fetches it, causes the resulting redirec...

CVE-2026-82191

J2Store (Joomla extension by j2commerce.com) versions 1.0.0–3.3.2, 4.0.0–4.0.22, and 4.1.0–4.1.7 are affected by a parameter injection flaw in the PayPal notify redirect handler. Unescaped request data is reflected into the redirect sent to com_j2store's checkout controller, allowing an attacker ...

CVE-2026-81567 Joomla Extension - j2commerce.com - Unauthenticated blind SQL injection in the storefront product list in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7

Joomla Extension - j2commerce.com - Unauthenticated blind SQL injection in the storefront product list in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - Unauthenticated, blind extraction of arbitrary database content e.g. customer records, order data, stored credentials/tokens via boolean- or...

EUVD-2026-79288

Joomla Extension - j2commerce.com - Unauthenticated blind SQL injection in the storefront product list in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - Unauthenticated, blind extraction of arbitrary database content e.g. customer records, order data, stored credentials/tokens via boolean- or...

CVE-2026-81567 Joomla Extension - j2commerce.com - Unauthenticated blind SQL injection in the storefront product list in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7

Joomla Extension - j2commerce.com - Unauthenticated blind SQL injection in the storefront product list in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - Unauthenticated, blind extraction of arbitrary database content e.g. customer records, order data, stored credentials/tokens via boolean- or...

CVE-2026-82189 Joomla Extension - j2commerce.com - Any order can be marked Failed by anyone in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7

Joomla Extension - j2commerce.com - Any order can be marked Failed by anyone in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - Unauthenticated denial-of-service against the order pipeline: mass-failing pending orders to disrupt revenue and force manual reprocessing, or flipping already-fulfille...

CVE-2026-82189 Joomla Extension - j2commerce.com - Any order can be marked Failed by anyone in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7

Joomla Extension - j2commerce.com - Any order can be marked Failed by anyone in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - Unauthenticated denial-of-service against the order pipeline: mass-failing pending orders to disrupt revenue and force manual reprocessing, or flipping already-fulfille...

CVE-2026-82189

J2Store (Joomla e-commerce extension by j2commerce.com) is vulnerable in versions 1.0.0–3.3.2, 4.0.0–4.0.22, and 4.1.0–4.1.7 to an unauthenticated integrity flaw: any remote attacker can mark any order as FAILED without requiring a correct payment amount or transaction data. The impact is an unau...

EUVD-2026-79286

Joomla Extension - j2commerce.com - Any order can be marked Failed by anyone in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - Unauthenticated denial-of-service against the order pipeline: mass-failing pending orders to disrupt revenue and force manual reprocessing, or flipping already-fulfille...

CVE-2026-82190: Use of Predictable Algorithm in Random Number Generator

Joomla Extension - j2commerce.com - Predictable/forgeable order access token in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - Anyone who obtains the site's Joomla secret can compute a valid access token for any order on the site without ever having placed one, gaining guest access to that...

PT-2026-92396

Joomla Extension - j2commerce.com - Any order can be marked Failed by anyone in J2Store 1.0.0-3.3.2, 4.0.0-4.0.22, 4.1.0-4.1.7 - Unauthenticated denial-of-service against the order pipeline: mass-failing pending orders to disrupt revenue and force manual reprocessing, or flipping already-fulfille...