VulnSocial

CVE-2026-5030Disclosure(totolink / nr1800x)

LOWCVSS 9.8 · CRITICAL

Signal is active with 3 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 vulnerability has been found in Totolink NR1800X 9.1.0u.6279_B20210910. This issue affects the function NTPSyncWithHost of the file /cgi-bin/cstecgi.cgi of the component Telnet Service. The manipulation of the argument host_time leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

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0.0/ 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

NONE

Are you affected?

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

  • nr1800x
  • nr1800x_firmware

Threat summary

  • 3 mentions across 1 observed day

What's happening

  • Technical details provided in 3 signals
  • Disclosure: 2 classified signals
  • General: 1 classified signal
  • 3 total mentions across 1 day

Affected systems

Vendors
totolink
Products
nr1800xnr1800x_firmware

2 versions affected across 2 products

Deep dive

Activity timeline3 mentions / 1d
01223Mentions · 2026-03-29: 3Technical Details · 2026-03-29: 303-29
Signal classification2 categories
Disclosure
266.7%
General
133.3%
Referenced assets3 URLs
Full discourse3 posts
  • CVE@CVEnew
    Disclosure

    CVE-2026-5030 A vulnerability has been found in Totolink NR1800X 9.1.0u.6279_B20210910. This issue affects the function NTPSyncWithHost of the file /cgi-bin/cstecgi.cgi of the compon… https://www.cve.org/CVERecord?id=CVE-2026-5030

    Post summary

    A CVE‑2026‑5030 vulnerability was discovered in Totolink NR1800X affecting the NTPSyncWithHost function; the CVE record link provides details, but no PoC, exploit, or patch is mentioned.

    0001058
    56.9K followersView on X
  • CVEarity@CVEarity
    General

    ⚡ New CVE Alert: CVE-2026-5030 📊 Severity: 6.3 🚨 Risk Level: Medium 🧩 Affects: Multiple / Unspecified Products Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-5030 #CVE-2026-5030 #CVE #Medium #CyberSecurity #InfoSec https://t.co/WPSzouCoSp

    Post summary

    The tweet announces CVE‑2026‑5030 with a Medium severity rating (6.3) but offers no further technical details, PoC, exploit, or patch information.

    0000031
    123 followersView on X
  • CyberDudeBivash® | Global Cybersecurity Company@cyberbivash
    Disclosure

    🚨 CYBERDUDEBIVASH SENTINEL APEX ALERT 🚨 Threat: CVE-2026-5030 - Totolink NR1800X Telnet Service cstecgi.cgi NTPSyncWithHost command injection Intel Report: https://ift.tt/65j8gLZ

    Post summary

    The post announces CVE-2026-5030, a command-injection vulnerability in the Totolink NR1800X Telnet Service’s cstecgi.cgi. It provides basic technical details but no PoC, exploit, or patch information.

    0000033
    280 followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
HWtotolinknr1800x---
OStotolinknr1800x_firmware9.1.0u.6279_b20210910--

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