CVE-2025-7836

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

HIGH
8.8
CVSS Score
Published: July 19, 2025 at 04:44 PM UTC
Updated: June 17, 2026 at 10:05 AM UTC
2 products affected across 1 vendorDir 816L FirmwareDIR-816L

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Severity
HIGH8.8
Exploit prediction
EPSS 6%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.06b01
dlink-dir-816l (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCPoCAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-74CWE-77

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