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  4. CVE 2026 108568 instantsoft icms2 billing paypalphp
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Back to active CVEs
Medium · CVSS 5.3CVE-2026-108568

InstantSoft icms2 Billing paypal.php validatePaypalOrder data authenticityCVE-2026-108568

Answer in brief

CVE-2026-108568 records a Medium severity (CVSS 5.3) vulnerability in InstantSoft icms2 Billing paypal.php validatePaypalOrder data authenticity. The current sources do not mark it as known exploited. The current feed maps InstantSoft/icms2 (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 11, 2026Updated Oct 11, 2026Source checked Oct 11, 2026First seen by HOL Oct 11, 2026Material review Oct 11, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 5.3
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 5.3. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps InstantSoft/icms2 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
InstantSoft/icms2generic2.18.0 || 2.18.1 || 2.18.2Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for InstantSoft/icms2.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Oct 11, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 11, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 11, 2026

Sources and claim methodology

  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
  • Source referencevuldb.com
Upstream source 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. The vendor was contacted early about this disclosure but did not respond in any way.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • InstantSoft icms2 Private Message index.tpl.php index cross site scriptingSame instantsoft/icms2 package
  • InstantSoft icms2 Image image.php files_delete_file path traversalSame instantsoft/icms2 package
  • OpenSpug File Transfer transfer os command injectionSame generic ecosystem
  • highwarden Super Store Finder index.php sql injectionSame generic ecosystem
  • 021is elvix-sdk MCP Request index.ts server-side request forgerySame generic ecosystem
  • ag2ai ag2 UserProxyAgent os.path.join path traversalSame generic ecosystem

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-345
Source
CVE List V5
Source checked
Oct 11, 2026
References
4 linked sources
Open source record