CVE-2026-82690: D-Link DNS-327L/DNS-340L ve_mgr.cgi os command injection

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-31 · updated 2026-08-31
Weakness: CWE-77

Description

A flaw has been found in D-Link DNS-327L and DNS-340L up to 20260717. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/ve_mgr.cgi. This manipulation of the argument f_dev causes os command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used.

Affected products

D-Link DNS-327L: 20260717
D-Link DNS-340L: 20260717

References

https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/DLINK-CMD-004-vulndb.md
https://vuldb.com/cve/CVE-2026-82690
https://vuldb.com/submit/894209
https://vuldb.com/vuln/397178
https://vuldb.com/vuln/397178/cti
https://www.dlink.com/

Get alerted when CVE-2026-82690 or the next vulnerability affects your stack