{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-33742", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-23T17:34:57.561Z", "datePublished": "2026-03-26T20:50:21.984Z", "dateUpdated": "2026-03-26T20:50:21.984Z"}, "containers": {"cna": {"title": "Invoice Ninja has Stored XSS via Markdown HTML Injection in Product Notes", "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "lang": "en", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/invoiceninja/invoiceninja/security/advisories/GHSA-xph7-9749-56mh", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/invoiceninja/invoiceninja/security/advisories/GHSA-xph7-9749-56mh"}, {"name": "https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.4", "tags": ["x_refsource_MISC"], "url": "https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.4"}], "affected": [{"vendor": "invoiceninja", "product": "invoiceninja", "versions": [{"version": "< 5.13.4", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-26T20:50:21.984Z"}, "descriptions": [{"lang": "en", "value": "Invoice Ninja is a source-available invoice, quote, project and time-tracking app built with Laravel. Product notes fields in Invoice Ninja v5.13.0 allow raw HTML via Markdown rendering, enabling stored XSS. The Markdown parser output was not sanitized with `purify::clean()` before being included in invoice templates. This is fixed in v5.13.4 by the vendor by adding `purify::clean()` to sanitize Markdown output."}], "source": {"advisory": "GHSA-xph7-9749-56mh", "discovery": "UNKNOWN"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Invoice Ninja is a source-available invoice, quote, project and time-tracking app built with Laravel. Product notes fields in Invoice Ninja v5.13.0 allow raw HTML via Markdown rendering, enabling stored XSS. The Markdown parser output was not sanitized with `purify::clean()` before being included in invoice templates. This is fixed in v5.13.4 by the vendor by adding `purify::clean()` to sanitize Markdown output."}], "id": "CVE-2026-33742", "lastModified": "2026-03-26T21:17:08.273", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-03-26T21:17:08.273", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.4"}, {"source": "security-advisories@github.com", "url": "https://github.com/invoiceninja/invoiceninja/security/advisories/GHSA-xph7-9749-56mh"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}