CVE-2025-6899: A vulnerability, which was classified as critical, was found in D-Link DI-7300G+ and DI-8200G 17.12.20A1/19.12

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MEDIUM 6.3MITIGATEMITIGATE

CVE-2025-6899 is a medium-severity flaw (CVSS 6.3) affecting di-7300g\+ firmware, di-8200g firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as critical, was found in D-Link DI-7300G+ and DI-8200G 17.12.20A1/19.12.25A1. This affects an unknown part of the file msp_info.htm. The manipulation of the argument flag/cmd/iface leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Why this priority

EPSS top 8%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	4.7% (top 8%)
CISA exploited list	No
Weakness	CWE-77, CWE-78
Published	2025-06-30
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: dlink

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

Am I affected?

Timeline

2025-06-30 09:15 UTCPublished CVE record published
2026-06-17 10:02 UTCUpdated Record last modified

dlink di-7300g\+ firmware MITIGATE

Affected: 19.12.25a1

Fixed in: no fixed release known

Safe to downgrade to: a release before 19.12.25a1

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.

dlink di-8200g 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-2025-6899?

di-7300g\+ firmware: mitigate or apply the listed mitigation; di-8200g firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-6899 being exploited?

CVE-2025-6899 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-2025-6899 affect?

CVE-2025-6899 affects di-7300g\+ firmware, di-8200g firmware. Severity is medium (CVSS 6.3). A vulnerability, which was classified as critical, was found in D-Link DI-7300G+ and DI-8200G 17.12.20A1/19.12.25A1. This affects an unknown part of the file msp_info.htm. The manipulation of the argument flag/cmd/iface leads to os command

How urgent is CVE-2025-6899?

Priority 50/100. EPSS top 8%: very likely to be exploited; Public exploit reference

Software pages

D-Link vulnerabilities

Related CVEs

CVE-2025-6898 MEDIUM 6.3 MITIGATE A vulnerability, which was classified as critical, has been found in D-Link DI-7300G+ 19.12.25A1
CVE-2025-6897 MEDIUM 5.5 MITIGATE A vulnerability classified as critical was found in D-Link DI-7300G+ 19.12.25A1
CVE-2025-6896 MEDIUM 6.3 MITIGATE A vulnerability classified as critical has been found in D-Link DI-7300G+ 19.12.25A1

References

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