CVE-2024-44400: A vulnerability was discovered in DI_8400-16.07.26A1, which has been classified as critical

This week

CRITICAL 9.8REMOTEMITIGATE

CVE-2024-44400 is a critical-severity flaw (CVSS 9.8) affecting di-8400 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was discovered in DI_8400-16.07.26A1, which has been classified as critical. This issue affects the upgrade_filter_asp function in the upgrade_filter.asp file. Manipulation of the path parameter can lead to command injection.

Why this priority

Critical severity
EPSS top 3%: very likely to be exploited
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	14.5% (top 3%)
CISA exploited list	No
Weakness	CWE-77
Published	2024-09-04
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: dlink

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

Am I affected?

Timeline

2024-09-04 13:15 UTCPublished CVE record published
2026-06-17 07:52 UTCUpdated Record last modified

dlink di-8400 firmware MITIGATE

Affected: 16.07.26a1

Fixed in: no fixed release known

Safe to downgrade to: a release before 16.07.26a1

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2024-44400?

di-8400 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-44400 being exploited?

CVE-2024-44400 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-2024-44400 affect?

CVE-2024-44400 affects di-8400 firmware. Severity is critical (CVSS 9.8). A vulnerability was discovered in DI_8400-16.07.26A1, which has been classified as critical. This issue affects the upgrade_filter_asp function in the upgrade_filter.asp file. Manipulation of the path parameter can lead to command injection

How urgent is CVE-2024-44400?

Priority 68/100. Critical severity; EPSS top 3%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-9938 HIGH 8.8 MITIGATE A weakness has been identified in D-Link DI-8400 16.07.26A1
CVE-2025-8175 MEDIUM 6.5 MITIGATE A vulnerability was found in D-Link DI-8400 16.07.26A1
CVE-2024-52739 HIGH 8.0 MITIGATE D-LINK DI-8400 v16.07.26A1 was discovered to contain multiple remote command execution (RCE) vulnerabilities i

References

← Back to latest CVEs