Akaunting 3.3.0 contains a stored cross-site scripting vulnerability in the XLSX invoice-import workflow. An authenticated Manager can import a child invoice whose invoice number contains HTML and is linked to a recurring invoice. When a victim opens that recurring invoice, Akaunting raw-renders the stored child number in an anchor, causing attacker-controlled markup to execute in the victim's browser.

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Fixes

Solution

Escape document_number in the recurring-child view, remove the raw translation sink, normalize or reject markup in invoice-number imports, and add import-to-recurring-child rendering regression tests.


Workaround

Restrict invoice imports to trusted administrators, inspect existing document numbers for markup, and avoid opening recurring invoices with children imported from untrusted workbooks.

History

Thu, 12 Nov 2026 17:45:00 +0000

Type Values Removed Values Added
Description Akaunting 3.3.0 contains a stored cross-site scripting vulnerability in the XLSX invoice-import workflow. An authenticated Manager can import a child invoice whose invoice number contains HTML and is linked to a recurring invoice. When a victim opens that recurring invoice, Akaunting raw-renders the stored child number in an anchor, causing attacker-controlled markup to execute in the victim's browser.
Title Akaunting 3.3.0 - Stored XSS through imported invoice numbers
First Time appeared Akaunting
Akaunting akaunting
Weaknesses CWE-79
CPEs cpe:2.3:a:akaunting:akaunting:3.3.0:*:linux:*:*:*:*:*
cpe:2.3:a:akaunting:akaunting:3.3.0:*:macos:*:*:*:*:*
cpe:2.3:a:akaunting:akaunting:3.3.0:*:windows:*:*:*:*:*
Vendors & Products Akaunting
Akaunting akaunting
References
Metrics cvssV4_0

{'score': 7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: Fluid Attacks

Published:

Updated: 2026-11-12T17:29:31.633Z

Reserved: 2026-10-29T18:40:37.682Z

Link: CVE-2026-119275

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-12T18:17:16.507

Modified: 2026-11-12T20:07:11.090

Link: CVE-2026-119275

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses