{"id":"CVE-2026-108568","state":"PUBLISHED","title":"InstantSoft icms2 Billing paypal.php validatePaypalOrder data authenticity","description":"A vulnerability was determined in InstantSoft icms2 up to 2.18.2. The affected element is the function validatePaypalOrder of the file system/controllers/billing/actions/paypal.php of the component Billing Module. Executing a manipulation of the argument bid/sig can lead to insufficient verification of data authenticity. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. 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