CVE-2026-11994: Akaunting 3.1.21 - Authenticated stored XSS in report description rendering

Severity: medium (CVSS 4.8 v4.0)
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: 2026-06-22 · updated 2026-06-22
Weakness: CWE-79

Description

Akaunting 3.1.21 contains an authenticated stored Cross-Site Scripting vulnerability in the report management workflow. A user with permission to create or update reports can store arbitrary HTML/JavaScript in the description field of a report.

Affected products

Akaunting: 3.1.21

References

https://fluidattacks.com/es/advisories/believer
https://github.com/akaunting/akaunting
https://fluidattacks.com/es/advisories/believer

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