CVE-2026-82689

8.6 highEPSS 3.3%

High (8.6). EPSS 3.3% chance of exploitation in the next 30 days.

A vulnerability was detected in D-Link DNS-320L, DNS-327L, DNS-340L and DNS-345 up to 20260717. Affected is an unknown function of the file /cgi-bin/isomount_mgr.cgi of the component ISO Image Handler. The manipulation of the argument upIsoRootPath results in os command injection. The attack can be executed remotely. The exploit is now public and may be used.

Severity

CVSS 4.0

8.6 high

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

CVSS 3.1

9.9 critical

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS: 3.3% chance of exploitation in the next 30 days; higher than 88% of CVEs (scores of 2026-10-31)
CWEs: CWE-77, CWE-78
Published: 2026-08-31
Modified: 2026-08-31
Record from: the NVD, synced 2026-10-19

References

https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/DLINK-CMD-003-vulndb.md
https://vuldb.com/cve/CVE-2026-82689
https://vuldb.com/submit/894201
https://vuldb.com/vuln/397177
https://vuldb.com/vuln/397177/cti

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