D-Link DCS700l Web Form setDayNightMode command injection

published 2026-01-26 9 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-4699

cvss: 4.7; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 17.2%; EPSS 17.2% chance of exploitation in 30 days, percentile 97%
public exploits: 0; none known

A weakness has been identified in D-Link DCS700l 1.03.09. Affected is an unknown function of the file /setDayNightMode of the component Web Form Handler. Executing a manipulation of the argument LightSensorControl can lead to command injection. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 9 mo ago (2026-01-26)

Exploit prediction

17.15% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

tzh00203.notion.site https://tzh00203.notion.site/D-Link-DCS700l-v1-03-09-Command-Injection-Vulnerability-in-LightSensorControl-Parameter-2e6b5c52018a80ada0f6d7e72efd7a45?source=copy_link referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.1	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
CNA	3.1	4.7	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CNA	3.0	4.7	CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CNA	2.0	5.8	AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
CNA	4.0	2.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/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
CNA	3.1	4.7	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
NVD	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA	2.0	5.8	AV:N/AC:L/Au:M/C:P/I:P/A:P

Affected products

D-Link DCS700l

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command
CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component

References

tzh00203.notion.site /D-Link-DCS700l-v1-03-09-Command-Injection-Vulnerability-in-LightSensorControl-Parameter-2e6b5c52018a80ada0f6d
exploit, third-party-advisory
vuldb.com /?id.342815
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.342815
signature, permissions-required, vdb-entry
vuldb.com /?submit.736554
third-party-advisory, vdb-entry
dlink.com /
product

Sources

CVE List CVE-2026-1419
NVD CVE-2026-1419

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary