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CVE-2025-7836

D-Link DIR-816L Environment Variable cgibin lxmldbc_system command injection

Published: Jul 19, 2025Updated: Apr 29, 2026 Sources: CVE List NVD BDUCWE-74
NVD MITRE
6.3CVSSMEDIUM
EPSS Score
5.8%
Top 7.9%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
Patch Available

Description

A vulnerability has been found in D-Link DIR-816L up to 2.06B01 and classified as critical. Affected by this vulnerability is the function lxmldbc_system of the file /htdocs/cgibin of the component Environment Variable Handler. The manipulation leads to 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.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
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Weaknesses

CWE-74CWE-77

Affected Products

DIR-816LD-LinkNetworking Infrastructure
dir-816l firmwaredlinkNetworking Infrastructure
DIR-816LD-Link Corp.Networking Infrastructure
d-linkcommercialTWNetworking Infrastructure
dlinkcommercialTWNetworking Infrastructure
d-link corp.commercialTWNetworking Infrastructureaka d-link corporation, d-link international

Attack Graph

Products CVE Techniques Tactics

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Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://vuldb.com/?id.316939
vuldb.com
https://vuldb.com/?ctiid.316939
vuldb.com
https://vuldb.com/?submit.617359
vuldb.com
and 4 more references View all →

Timeline

Published
Jul 19, 2025
Last Updated
Apr 29, 2026

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