🛡️ CVE-2026-26270 — invoiceplane

🟡 CVSS 5.4 — Medium ✅ No Known Exploit CWE-79 NVD
5.4
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

InvoicePlane is a self-hosted open source application for managing invoices, clients, and payments. A Stored Cross-Site Scripting (XSS) vulnerability exists in InvoicePlane (latest version) that allows an authenticated user with permissions to manage Invoice Groups to inject malicious JavaScript into the "Identifier Format" field. This script executes when any user views the invoice list or the main dashboard. Version 1.7.1 patches the issue.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs low-level privileges on the target. A user must be tricked into taking some action. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality low, integrity low, availability none.

Weakness class

CVE-2026-26270 is classified as CWE-79: Cross-site Scripting (XSS). User-supplied data is written into a page without escaping, so attacker script runs in the browser of anyone who views it.

Affected software

CVE-2026-26270 is recorded against 1 package.

  • invoiceplane

Timeline and source

Published on 18 February 2026 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. A vendor advisory or fix has been published. Record sourced from NVD.

References

github.com
github.com

Details

Severity MEDIUM
CVSS Score 5.4
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CWE CWE-79
Public Exploit ✅ No
Source NVD
Published 2026-02-18
Updated 2026-08-11
Modified 2026-06-17

Affected Packages

Software From version Fixed in
invoiceplane — —

Similar Threats

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