CVE-2026-110592: BottleCRM 0.30 through 1.14.5 HTML Injection via Custom Invoice PDF Template

Severity: low (CVSS 3.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-14 · updated 2026-10-16
Weakness: CWE-116

Description

BottleCRM 0.30 through 1.14.5 contains an HTML injection vulnerability in render_invoice_template() that allows authenticated organization members to inject markup into custom-template invoice PDFs. Attackers can place HTML and CSS in notes, terms, client name or address fields to overlay totals, payee and payment instructions in PDFs served via download, public links and emails.

Affected products

MicroPyramid BottleCRM: from 0.30 through 1.14.5

References

https://github.com/Django-CRM/Django-CRM/blob/v1.14.5/backend/invoices/pdf.py#L660-L712
https://github.com/Django-CRM/Django-CRM/issues/825
https://github.com/aaronamran/CVE-Disclosures/tree/main/CVE-2026/CVE-2026-110592
https://www.vulncheck.com/advisories/bottlecrm-0.30-through-1.14.5-html-injection-via-custom-invoice-pdf-template
https://github.com/Django-CRM/Django-CRM/issues/825

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