CVE-2023-27246: An arbitrary file upload vulnerability in the Virtual Disk of MK-Auth 23.01K4.9 allows attackers to execute ar

Q: How do I fix CVE-2023-27246?

mk-auth: upgrade to newer than 23.01k4.9. Exact commands for each OS are on this page.

Q: Is CVE-2023-27246 being exploited?

CVE-2023-27246 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-2023-27246 affect?

CVE-2023-27246 affects mk-auth. Severity is high (CVSS 8.8). An arbitrary file upload vulnerability in the Virtual Disk of MK-Auth 23.01K4.9 allows attackers to execute arbitrary code via uploading a crafted .htaccess file.

This month

HIGH 8.8UPGRADE

CVE-2023-27246 is a high-severity flaw (CVSS 8.8) affecting mk-auth. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An arbitrary file upload vulnerability in the Virtual Disk of MK-Auth 23.01K4.9 allows attackers to execute arbitrary code via uploading a crafted .htaccess file.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.8% (top 44%)
CISA exploited list	No
Weakness	CWE-434
Published	2023-03-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: mk-auth

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

Am I affected?

Timeline

2023-03-28 18:15 UTCPublished CVE record published
2026-06-17 05:44 UTCUpdated Record last modified

mk-auth mk-auth UPGRADE

Affected: <= 23.01k4.9

Fixed in: newer than 23.01k4.9

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy mk-auth || rpm -q mk-auth || mk-auth --version

2. UPGRADE to newer than 23.01k4.9 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mk-auth

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mk-auth

Note

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

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-2023-27246?

mk-auth: upgrade to newer than 23.01k4.9. Exact commands for each OS are on this page.

Is CVE-2023-27246 being exploited?

CVE-2023-27246 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-2023-27246 affect?

CVE-2023-27246 affects mk-auth. Severity is high (CVSS 8.8). An arbitrary file upload vulnerability in the Virtual Disk of MK-Auth 23.01K4.9 allows attackers to execute arbitrary code via uploading a crafted .htaccess file.

How urgent is CVE-2023-27246?

Priority 45/100. High severity

References

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