CVE-2025-41646: An unauthorized remote attacker can bypass the authentication of the affected software package by misusing an

Q: How do I fix CVE-2025-41646?

revpi status: upgrade to 2.4.6. Exact commands for each OS are on this page.

Q: Is CVE-2025-41646 being exploited?

CVE-2025-41646 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-41646 affect?

CVE-2025-41646 affects revpi status. Severity is critical (CVSS 9.8). 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

Q: How urgent is CVE-2025-41646?

Priority 67/100. Critical severity; EPSS top 1%: very likely to be exploited; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2025-41646 is a critical-severity flaw (CVSS 9.8) affecting revpi status. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

Critical severity
EPSS top 1%: very likely to be exploited
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	51.3% (top 1%)
CISA exploited list	No
Weakness	CWE-704
Published	2025-06-06
Last modified	2026-06-17

Publisher (CNA): CERT VDE · Vendor: kunbus

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-06-06 15:15 UTCPublished CVE record published
2026-06-17 09:22 UTCUpdated Record last modified

kunbus revpi status UPGRADE

Affected: < 2.4.6

Fixed in: 2.4.6

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy revpi-status || rpm -q revpi-status || revpi-status --version

2. UPGRADE to 2.4.6 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade revpi-status

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade revpi-status

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Fedora ELN · ibus-typing-booster · FIXED · 2.31.3-1.eln159 · FEDORA-2026-c895c68d60 · source

sudo dnf upgrade --advisory=FEDORA-2026-c895c68d60

Fedora 46 · perl-WWW-OrangeHRM-Client · FIXED · 0.12.0-21.fc46 · FEDORA-2026-2d14efca09 · source

sudo dnf upgrade --advisory=FEDORA-2026-2d14efca09

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

GitHub PoC: GreenForceNetworks/CVE-2025-41646---Critical-Authentication-Bypass- (1 stars)
GitHub PoC: r0otk3r/CVE-2025-41646 (0 stars)
GitHub PoC: GreenForceNetwork/CVE-2025-41646---Critical-Authentication-Bypass-
Nuclei scan template: RevPi Webstatus <= v2.4.5 - Authentication Bypass

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-41646?

revpi status: upgrade to 2.4.6. Exact commands for each OS are on this page.

Is CVE-2025-41646 being exploited?

CVE-2025-41646 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-41646 affect?

CVE-2025-41646 affects revpi status. Severity is critical (CVSS 9.8). 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

How urgent is CVE-2025-41646?

Priority 67/100. Critical severity; EPSS top 1%: very likely to be exploited; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

References

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