CVE-2026-2151: A vulnerability has been found in D-Link DIR-615 4.10

This month

HIGH 7.2MITIGATE

CVE-2026-2151 is a high-severity flaw (CVSS 7.2) affecting dir-615 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability has been found in D-Link DIR-615 4.10. This affects an unknown part of the file adv_firewall.php of the component DMZ Host Feature. Such manipulation of the argument dmz_ipaddr leads to os command injection. The attack can be launched 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
EPSS top 7%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	5.3% (top 7%)
CISA exploited list	No
Weakness	CWE-77, CWE-78
Published	2026-02-08
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

2026-02-08 12:15 UTCPublished CVE record published
2026-06-17 10:30 UTCUpdated Record last modified

dlink dir-615 firmware MITIGATE

Affected: 4.10

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.10

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-2026-2151?

dir-615 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-2151 being exploited?

CVE-2026-2151 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-2026-2151 affect?

CVE-2026-2151 affects dir-615 firmware. Severity is high (CVSS 7.2). A vulnerability has been found in D-Link DIR-615 4.10. This affects an unknown part of the file adv_firewall.php of the component DMZ Host Feature. Such manipulation of the argument dmz_ipaddr leads to os command injection. The attack can

How urgent is CVE-2026-2151?

Priority 53/100. High severity; EPSS top 7%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities · D-Link vulnerabilities

Related CVEs

CVE-2021-42627 CRITICAL 9.8 MITIGATE MITIGATE The WAN configuration page "wan.htm" on D-Link DIR-615 devices with firmware 20.06 can be accessed directly wi
CVE-2026-2152 HIGH 7.2 MITIGATE A vulnerability was found in D-Link DIR-615 4.10
CVE-2026-1506 HIGH 7.2 MITIGATE A vulnerability was determined in D-Link DIR-615 4.10
CVE-2026-1505 HIGH 7.2 MITIGATE A vulnerability was found in D-Link DIR-615 4.10
CVE-2026-1448 HIGH 7.2 UPGRADE A vulnerability was detected in D-Link DIR-615 up to 4.10

References

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