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As of 10/21/2026, nl-portal-backend-libraries recorded 3 security vulnerabilities in the last 90 days, of which 1 is rated High or Critical. None of these vulnerabilities is actively exploited (KEV) according to CISA's catalog. CyStack recommends that organizations and individual users apply patches as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of nl-portal-backend-libraries and determine which vulnerabilities affect that version.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
CVE-2026-55414NL Portal Backend Libraries: Unauthenticated form resolver forwards the privileged Objecten-API token to a caller-supplied URL (SSRF)CVE-2026-54683NL Portal Backend Libraries: Document contents remained downloadable by any logged-in user until 3.0.3 (incomplete fix of CVE-2026-49463)CVE-2026-49464NL Portal: IDOR allows any authenticated user to complete and tamper with another user's taak| Vulnerability | Exploitation status | Fix | Published | Severity |
|---|---|---|---|---|
CVE-2026-55414NL Portal Backend Libraries: Unauthenticated form resolver forwards the privileged Objecten-API token to a caller-supplied URL (SSRF) | Exploitation statusActively exploited | FixYes | Published10/15/2026 | SeverityMedium |
CVE-2026-54683NL Portal Backend Libraries: Document contents remained downloadable by any logged-in user until 3.0.3 (incomplete fix of CVE-2026-49463) | Exploitation statusNot confirmed | FixYes | Published10/15/2026 | SeverityMedium |
CVE-2026-49464NL Portal: IDOR allows any authenticated user to complete and tamper with another user's taak | Exploitation statusNot exploited | FixNo | Published09/11/2026 | SeverityHigh |
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