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CVE-2026-33742

Invoice Ninja has Stored XSS via Markdown HTML Injection in Product Notes PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
invoiceninja / invoiceninjaaffected < 5.13.4

CWE

CWE-79

References

ADP enrichment

CISA-ADP

No English description supplied.