Authenticated Stored Cross-Site Scripting in Akaunting by Akaunting
CVE-2026-11943

4.8MEDIUM

Key Information:

Vendor

Akaunting

Status
Akaunting
Vendor
CVE Published:
22 June 2026

What is CVE-2026-11943?

Akaunting version 3.1.21 is susceptible to an authenticated stored cross-site scripting vulnerability. This issue allows authenticated users to inject malicious HTML/JavaScript code into their profile name, which can be executed within the document timeline on invoice and bill detail pages. This form of attack can potentially impact other users who view these pages, thereby posing significant risks to data integrity and user security.

Affected Version(s)

Akaunting Windows 3.1.21

References

https://fluidattacks.com/es/advisories/thunder
third-party-advisory
https://github.com/akaunting/akaunting
product

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Oscar Naveda
Fluid Attacks' AI SAST Scanner
.