CVE-2026-94039

5.5 mediumEPSS 0.5%

Medium (5.5). EPSS 0.5% chance of exploitation in the next 30 days.

A vulnerability was detected in vas3k TaxHacker up to 0.8.5. Affected is the function generateInvoicePDF of the file /apps/invoices/actions.ts of the component Invoice PDF Renderer. Performing a manipulation of the argument businessLogo results in server-side request forgery. The attack is possible to be carried out remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Severity

CVSS 4.0

5.5 medium

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

CVSS 3.1

7.3 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-10-31)
CWE: CWE-918
Published: 2026-09-20
Modified: 2026-09-21
Record from: the NVD, synced 2026-10-19

References

https://github.com/vas3k/TaxHacker/
https://github.com/vas3k/TaxHacker/issues/186
https://vuldb.com/cve/CVE-2026-94039
https://vuldb.com/submit/947878
https://vuldb.com/vuln/407968

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