Akaunting
CVE-2025-55521
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V2 - Validation and Business Logic Resource consumption limits
MITRE ATT&CK
1 technique across 1 tactic: Impact The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 6.5 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.11%. |
| Exploit ScenarioDerived | A remote attacker could cause denial of service by exhausting system resources by sending crafted requests to the affected application. |
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Alert meAnalysisAIv1 – Mar 28, 2026
An issue in the component /settings/localisation of Akaunting v3.1.18 allows authenticated attackers to cause a Denial of Service (DoS) via a crafted POST request. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement rate limiting, set resource quotas, validate input sizes, use timeouts.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400), which allows attackers to cause denial of service by exhausting system resources. An issue in the component /settings/localisation of Akaunting v3.1.18 allows authenticated attackers to cause a Denial of Service (DoS) via a crafted POST request. Affected products include: Akaunting.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
An issue in the component /settings/localisation of Akaunting v3.1.18 allows authenticated attackers to cause a Denial of Service (DoS) via a crafted POST request.
Executive ViewAI
Organizations using the component /settings/localisation of Akaunting should be aware of notable risk from CVE-2025-55521, a resource exhaustion vulnerability rated CVSS 6.5. Service availability could be impacted. Proof-of-concept code is publicly available. Organizations should apply vendor updates when available and monitor for exploitation.
Apply vendor patch. If patching is delayed: implement rate limiting and resource quotas.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.
Affected Products (CPE)CVE.org
An OS command injection vulnerability exists in Akaunting v3.1.3 and earlier. Rated critical severity (CVSS 9.8), this v
Akaunting version 2.1.12 and earlier suffers from a code injection issue in the Money.php component of the application.
Akaunting version 2.1.12 and earlier suffers from a password reset spoofing vulnerability, wherein an attacker can proxy
Akaunting version 2.1.12 and earlier suffers from an authentication bypass issue in the user-controllable field, compani
Akaunting version 2.1.12 and earlier suffers from a denial-of-service issue that is triggered by setting a malformed 'lo
Akaunting version 2.1.12 and earlier suffers from a persistent (type II) cross-site scripting (XSS) vulnerability in pro
Akaunting version 2.1.12 and earlier suffers from a persistent (type II) cross-site scripting (XSS) vulnerability in the
Improper authorization in Akaunting 3.1.21's BulkActions dispatcher allows authenticated low-privilege users to perform
Privilege escalation in Akaunting versions 3.1.21 and earlier allows any low-privileged authenticated user to self-assig
Server-side request forgery in Akaunting 3.1.21 allows authenticated attackers to manipulate the Invoice PDF Rendering c
Cross-site scripting (XSS) in Akaunting up to version 3.1.21 allows authenticated users to inject malicious scripts via
Stored Cross-Site Scripting in Akaunting 3.1.21 allows a high-privileged authenticated user with report creation or upda
GitHub PoC
Exploit-DB