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Fencer Vulns
critical 9.8

CVE-2025-41646 in the critical feed json

RevPi Webstatus application is vulnerable to an authentication bypass

published 2025-06-06 17 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-17316

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
50.9%
EPSS 50.9% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known, plus a Nuclei check

Summary

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

Patch / fix

  • kunbus revpi_status 2.4.6

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-25-191-09 updated cvss 9.8

KUNBUS RevPi Webstatus

  • KUNBUS Revolution Pi OS Bullseye 04/2024, 09/2023, 07/2023, 06/2023
    affected: mitigation “KUNBUS has identified the following specific workarounds and mitigations users can apply to reduce risk:” psirt.kunbus.com
  • KUNBUS Revolution Pi Webstatus <=2.4.5
    affected: vendor fix, mitigation “KUNBUS has identified the following specific workarounds and mitigations users can apply to reduce risk:” packages.revolutionpi.de

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
17 mo ago

Exploit prediction

50.91% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template RevPi Webstatus <= v2.4.5 - Authentication Bypass nuclei detection template

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Kunbus Revolution Pi webstatus

Classification

Weakness
  • CWE-704 Incorrect Type Conversion or Cast

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.