InstantSoft icms2 Billing paypal.php validatePaypalOrder data authenticity
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. The vendor was contacted early about this disclosure but did not respond in any way.
CVE-2026-108568
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-108568
icms2
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"cpes": [
"cpe:2.3:a:instantsoft:icms2:*:*:*:*:*:*:*:*"
],
"vendor": "InstantSoft",
"modules": [
"Billing Module"
],
"product": "icms2",
"versions": [
{
"status": "affected",
"version": "2.18.0"
},
{
"status": "affected",
"version": "2.18.1"
},
{
"status": "affected",
"version": "2.18.2"
}
]
}
]- Related CVEs
- CVE-2026-108568
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #20763 · Revision 1
- Added to Heist Feed
- Publisher date