CVE-2026-8346

D-Link DIR-816 portForward command injection

CVSS 5.3 MEDIUMEPSS 3.1%CWE-74 CWE-77

Vexday Risk Score

33Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS 5.3EPSS 3.1%KEV nãoPoC públicaNuclei —Metasploit —Patch —

Lifecycle

11 May 2026Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

A vulnerability was detected in D-Link DIR-816 1.10CNB05_R1B011D88210. This affects the function portForward. Performing a manipulation of the argument ip_address results in command injection. The attack can be initiated remotely. The exploit is now public and may be used.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Affected products

D-Link · DIR-816

public PoCs found — 1

cve_referencegithub.com/lipenghai/iot_bug/blob/main/D-Link/DIR816/3.mdunverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →

References

https://github.com/lipenghai/iot_bug/blob/main/D-Link/DIR816/3.md https://vuldb.com/submit/811380 https://vuldb.com/vuln/362662 https://vuldb.com/vuln/362662/cti https://www.dlink.com/