CVE-2025-9026: A vulnerability was identified in D-Link DIR-860L 2.04.B04

This week

HIGH 7.3REMOTEMITIGATE

CVE-2025-9026 is a high-severity flaw (CVSS 7.3) affecting dir-860l firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was identified in D-Link DIR-860L 2.04.B04. This affects the function ssdpcgi_main of the file htdocs/cgibin of the component Simple Service Discovery Protocol. The manipulation 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. This vulnerability only affects products that are no longer supported by the maintainer.

Why this priority

High severity
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	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	3.6% (top 11%)
CISA exploited list	No
Weakness	CWE-77, CWE-78
Published	2025-08-15
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

2025-08-15 10:15 UTCPublished CVE record published
2026-06-17 10:08 UTCUpdated Record last modified

dlink dir-860l firmware MITIGATE

Affected: 2.04.b04

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.04.b04

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-2025-9026?

dir-860l firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-9026 being exploited?

CVE-2025-9026 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-2025-9026 affect?

CVE-2025-9026 affects dir-860l firmware. Severity is high (CVSS 7.3). A vulnerability was identified in D-Link DIR-860L 2.04.B04. This affects the function ssdpcgi_main of the file htdocs/cgibin of the component Simple Service Discovery Protocol. The manipulation leads to os command injection. It is possible

How urgent is CVE-2025-9026?

Priority 58/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

D-Link vulnerabilities

Related CVEs

CVE-2024-42812 CRITICAL 9.8 MITIGATE In D-Link DIR-860L v2.03, there is a buffer overflow vulnerability due to the lack of length verification for
CVE-2024-41611 CRITICAL 9.8 MITIGATE In D-Link DIR-860L REVA FIRMWARE PATCH 1.10..B04, the Telnet service contains hardcoded credentials, enabling
CVE-2024-37605 MEDIUM 6.5 MITIGATE A NULL pointer dereference in D-Link DIR-860L REVB_FIRMWARE_2.04.B04_ic5b allows attackers to cause a Denial o

References

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