VulnSocial

CVE-2026-4210Disclosure(dlink / dnr-202l)

LOWCVSS 9.8 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

A security flaw has been discovered in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. Affected by this vulnerability is the function cgi_tm_set_share of the file /cgi-bin/time_machine.cgi. The manipulation of the argument Name results in command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

dlink CVEsBack to dashboard
0.5/ 10 priority

Sources & remediation

Exploit / PoC references
Vendor / third-party advisories
Other references
Weakness type (CWE)
CWE-74CWE-77

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • dnr-202l
  • dnr-202l_firmware
  • dnr-326
  • dnr-326_firmware

Threat summary

  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • General: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-03-16); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
dlink
Products
dnr-202ldnr-202l_firmwarednr-326dnr-326_firmwaredns-1100-4dns-1100-4_firmwaredns-120dns-1200-05dns-1200-05_firmwaredns-120_firmware

1 version affected across 40 products

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-03-16: 1Mentions · 2026-03-17: 1Technical Details · 2026-03-16: 103-1603-17
Signal classification2 categories
Disclosure
150.0%
General
150.0%
Referenced assets2 URLs
By indicator
Classification over time
DateTotalLabels
2026-03-161
Disclosure1
2026-03-171
General1
Full discourse2 posts
  • CVE@CVEnew
    General

    CVE-2026-4210 A security flaw has been discovered in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326… https://www.cve.org/CVERecord?id=CVE-2026-4210

    Post summary

    A new vulnerability (CVE-2026-4210) affecting various D-Link router models has been reported, with no further details about exploitation, fixes, or PoC available.

    00000156
    56.7K followersView on X
  • CyberDudeBivash® | Global Cybersecurity Company@cyberbivash
    Disclosure

    🚨 CYBERDUDEBIVASH SENTINEL APEX ALERT 🚨 Threat: CVE-2026-4210 - D-Link DNS-1550-04 time_machine.cgi cgi_tm_set_share command injection Intel Report: https://ift.tt/moBJKI2

    Post summary

    The tweet announces the discovery of CVE‑2026‑4210, a command injection flaw in D‑Link DNS‑1550‑04’s time_machine.cgi script, and provides a link to internal intel.

    0000043
    335 followersView on X
CPE platform detail40 entries

40 of 40 entries

PartVendorProductVersionTarget SWTarget HW
HWdlinkdnr-202l---
OSdlinkdnr-202l_firmware---
HWdlinkdnr-326---
OSdlinkdnr-326_firmware---
HWdlinkdns-1100-4---
OSdlinkdns-1100-4_firmware---
HWdlinkdns-120---
HWdlinkdns-1200-05---
OSdlinkdns-1200-05_firmware---
OSdlinkdns-120_firmware---
HWdlinkdns-1550-04---
OSdlinkdns-1550-04_firmware---
HWdlinkdns-315l---
OSdlinkdns-315l_firmware---
HWdlinkdns-320---
OSdlinkdns-320_firmware---
HWdlinkdns-320l---
OSdlinkdns-320l_firmware---
HWdlinkdns-320lw---
OSdlinkdns-320lw_firmware---
HWdlinkdns-321---
OSdlinkdns-321_firmware---
HWdlinkdns-322l---
OSdlinkdns-322l_firmware---
HWdlinkdns-323---
OSdlinkdns-323_firmware---
HWdlinkdns-325---
OSdlinkdns-325_firmware---
HWdlinkdns-326---
OSdlinkdns-326_firmware---
HWdlinkdns-327l---
OSdlinkdns-327l_firmware---
HWdlinkdns-340l---
OSdlinkdns-340l_firmware---
HWdlinkdns-343---
OSdlinkdns-343_firmware---
HWdlinkdns-345---
OSdlinkdns-345_firmware---
HWdlinkdns-726-4---
OSdlinkdns-726-4_firmware---

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