Trending
CVE-2026-4193

CVE detail

CVE-2026-4193

A security vulnerability has been detected in D-Link DIR-823G 1.0.2B05. The affected element is the function GetDDNSSettings/GetDeviceDomainName/GetDeviceSettings/GetDMZSettings/GetFirewallSettings/GetGuestNetworkSettings/GetLanWanConflictInfo/GetLocalMacAddress/GetNetworkSettings/GetQoSSettings/GetRouterInformationSettings/GetRouterLanSettings/GetWanSettings/SetAccessCtlList/SetAccessCtlSwitch/SetDeviceSettings/SetGuestWLanSettings/SetIPv4FirewallSettings/SetNetworkSettings/SetNetworkTomographySettings/SetNTPServerSettings/SetRouterLanSettings/SetStaticClientInfo/SetStaticRouteSettings/SetWLanRadioSecurity/SetWPSSettings/UpdateClientInfo of the component goahead. Such manipulation leads to improper access controls. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

CVSS 5.5 · MediumBuzz score 40.91 public exploit repository references

Buzz score

Why this CVE is surfacing

Buzz score total 40.9

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 24.9 · diversity 11.5 · KEV 0.0 · OTX 0.0 · PoC 4.5

Mention score

24.9

11 evidence mentions in the snapshot

Diversity score

11.5

3 sources across 2 categories

KEV score

0.0

No KEV entry observed

OTX score

0.0

0 OTX pulses

PoC score

4.5

1 repos · best confidence 0.90

Best PoC traction

Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions: 0; within the 30d window
Peak daily: 0; highest bucket

Evidence

Source links by recency

Newest mentions first

11 source links · newest first

https://www.dlink.com/www.dlink.com
No excerpt available.
Vendor Advisorywww.dlink.comMar 16, 2026, 2:20 PM
https://vuldb.com/?submit.769841vuldb.com
No excerpt available.
Exploitvuldb.comMar 16, 2026, 2:20 PM
https://vuldb.com/?submit.769839vuldb.com
No excerpt available.
Exploitvuldb.comMar 16, 2026, 2:20 PM
https://vuldb.com/?submit.769838vuldb.com
No excerpt available.
Exploitvuldb.comMar 16, 2026, 2:20 PM
https://vuldb.com/?submit.769837vuldb.com
No excerpt available.
Exploitvuldb.comMar 16, 2026, 2:20 PM
https://vuldb.com/?submit.769836vuldb.com
No excerpt available.
Exploitvuldb.comMar 16, 2026, 2:20 PM
https://vuldb.com/?submit.769835vuldb.com
No excerpt available.
Exploitvuldb.comMar 16, 2026, 2:20 PM
https://vuldb.com/?id.351105vuldb.com
No excerpt available.
Exploitvuldb.comMar 16, 2026, 2:20 PM
https://vuldb.com/?ctiid.351105vuldb.com
No excerpt available.
Exploitvuldb.comMar 16, 2026, 2:20 PM
https://github.com/wudipjq/my_vuln/blob/main/D-Link7/vuln_92/92.mdgithub.com
No excerpt available.
Exploitgithub.comMar 16, 2026, 2:20 PM
https://github.com/wudipjq/my_vuln/blob/main/D-Link7/vuln_91/91.mdgithub.com
No excerpt available.
Exploitgithub.comMar 16, 2026, 2:20 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

1 repository references · best confidence 0.90 · max 0 stars

wudipjq/my_vulnHigh confidence
githubNVD Exploit reference0 starsDiscovered Jul 14, 2026, 12:20 AM
NVD labels the source link as Exploit; this is not independent verification of the repository's code.

Related records

Similar CVEs

6 related CVEs with shared weakness or product evidence

CVE-2024-13030
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CVSS 6.9 · Medium
CVE-2026-15270
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6 mentions
CVE-2026-11492
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6 mentions
CVE-2025-2360
A vulnerability classified as critical was found in D-Link DIR-823G 1.0.2B05_20181207. Affected by this vulnerability is the function SetUpnpSettings of the file /HNAP1/ of the co…
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CVE-2025-2359
A vulnerability classified as critical has been found in D-Link DIR-823G 1.0.2B05_20181207. Affected is the function SetDDNSSettings of the file /HNAP1/ of the component DDNS Serv…
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CVE-2026-17432
A vulnerability was detected in NousResearch hermes-agent 2026.6.5. Affected by this vulnerability is an unknown functionality of the file hermes-agent/plugins/platforms/simplex/a…
CVSS 1.3 · Low
9 mentions

External lookup

Potential internet exposure

Potential exposure only — not proof of vulnerability.Shodan results indicate potentially internet-exposed products, not confirmed vulnerable systems. They do not confirm that any returned system is vulnerable to CVE-2026-4193.

Product-level CPE searches intentionally omit version fields and NVD version-range or configuration certainty. Verify the exact product version and configuration independently.

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Product CPE queries

Derived from this CVE's existing NVD CPE 2.3 records; the application, operating-system, or hardware part is retained.

cpe:2.3:h:dlink:dir-823gSearch this product on Shodan
cpe:2.3:o:dlink:dir-823g_firmwareSearch this product on Shodan

Exact CVE query

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Shodan's exact vuln: filter is separate from the product searches above and requires an eligible paid Shodan plan.

vuln:CVE-2026-4193Search this CVE on Shodan

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Metadata

Canonical fields

NVD status

Analyzed

Published

Mar 16, 2026

Modified

Jun 17, 2026

Official record

Authoritative NVD record

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CWE IDs

Vendor classifications

How this vector reads

CVSS 4.0 base metrics decoded below. This explanation does not recalculate or change the NVD score.

Attack Vector (AV): Network. The vulnerable system can be reached across network boundaries.
Attack Complexity (AC): Low. No special conditions beyond the attacker-controlled steps are required.
Attack Requirements (AT): None. No prerequisite deployment or execution condition is required.
Privileges Required (PR): None. The attacker needs no privileges on the vulnerable system.
User Interaction (UI): None. Exploitation does not require a targeted user to act.
Vulnerable System Confidentiality (VC): Low. There is a limited impact to this security property.
Vulnerable System Integrity (VI): Low. There is a limited impact to this security property.
Vulnerable System Availability (VA): Low. There is a limited impact to this security property.
Subsequent System Confidentiality (SC): None. There is no direct impact to this security property.
Subsequent System Integrity (SI): None. There is no direct impact to this security property.
Subsequent System Availability (SA): None. There is no direct impact to this security property.

Optional CVSS v4 metrics remain in the raw vector; only base metrics are expanded here.

Signals

Exploitation indicators

0 stored signals · no KEV · 0 OTX pulses