CVE-2026-82689
Medium
Elevated severity or exploit probability.
CVSS base
9.9
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
3.3%
87.9th percentile
CISA KEV
Not listed
Weakness / dates
CWE-77
Published 2026-08-31 · modified 2026-08-31
CVSS breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
| Attack Vector | N | Network |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | C | Changed |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2026-08-31 — Published (NVD)
- 2026-08-31 — Last modified (NVD)
Description
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.
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
- https://www.dlink.com/
- https://vuldb.com/submit/894201