CVE-2026-82689: critical vulnerability in D-Link DNS-320L
D-Link DNS-320L/DNS-327L/DNS-340L/DNS-345 ISO Image isomount_mgr.cgi os command injection
Published
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48Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 9.4epss 3.3%
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.
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
public PoCs found — 1
cve_referencegithub.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/DLINK-CMD-003-vulndb.mdunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — D-Link DNS-320L
In the same product, most dangerous first.
CVE-2024-3273HIGHD-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi command injectionEPSS 100.0%KEVCVE-2024-3272CRITICALD-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi hard-coded credentialsEPSS 98.1%KEVCVE-2024-10914CRITICALD-Link DNS-320/DNS-320LW/DNS-325/DNS-340L account_mgr.cgi cgi_user_add os command injectionEPSS 97.5%CVE-2024-10915CRITICALD-Link DNS-320/DNS-320LW/DNS-325/DNS-340L account_mgr.cgi cgi_user_add os command injectionEPSS 83.2%CVE-2024-3274MEDIUMD-Link DNS-320L/DNS-320LW/DNS-327L HTTP GET Request info.cgi information disclosureEPSS 33.5%CVE-2024-7715MEDIUMD-Link DNS-1550-04 photocenter_mgr.cgi sprintf command injectionEPSS 26.2%