HOMEVULNERABILITIESCVE-2026-4195
CRITICAL

CVE-2026-4195

CWE-74Published: March 16, 2026· Updated: Mar 19, 2026

9.8
CVSS v3.1
EPSS:0.63%probability of exploitation in 30 daysPercentile:69.9th

Official Description

A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. This affects an unknown function of the file /cgi-bin/wizard_mgr.cgi. Executing a manipulation can lead to command injection. The attack can be executed remotely. The exploit has been published and may be used.

NVD Source

Technical Analysis

CVE-2026-4195 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

dlink40 products
dnr-202l firmwarednr-202ldnr-326 firmwarednr-326dns-1100-4 firmwaredns-1100-4dns-120 firmwaredns-120dns-1200-05 firmwaredns-1200-05dns-1550-04 firmwaredns-1550-04+28 more
Source: NVD CPE · 40 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_97/97.md
ADVISORYhttps://vuldb.com/?id.351107
ADVISORYhttps://vuldb.com/?submit.769854

All References (5)

→
https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_97/97.mdExploit · Third Party Advisory
→
https://vuldb.com/?ctiid.351107Permissions Required · VDB Entry
→
https://vuldb.com/?id.351107Third Party Advisory · VDB Entry
→
https://vuldb.com/?submit.769854Third Party Advisory · VDB Entry
→
https://www.dlink.com/Product

Quick Facts

CVE IDCVE-2026-4195
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-74
CISA KEVNo
EPSS (30d)0.63%
Affected1 vendor
PublishedMar 16, 2026

Related CVEs (CWE-74)

CVE-2026-5334
9.8
CVE-2026-5018
9.8
CVE-2026-34041
9.8
CVE-2026-5017
9.8
CVE-2026-5035
9.8
CVE-2026-5333
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-4195 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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