CVE-2026-7548Disclosure

LOWCVSS 7.4 · HIGH

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 was detected in Totolink NR1800X 9.1.0u.6279_B20210910. This affects the function sub_41A68C of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument setUssd results in command injection. The attack is possible to be carried out remotely. The exploit is now public and may be used.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-74CWE-77

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 3 mentions across 1 observed day

What's happening

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

Deep dive

Activity timeline3 mentions / 1d
01223Mentions · 2026-05-01: 3Technical Details · 2026-05-01: 305-01
Signal classification1 categories
Disclosure
3100.0%
Referenced assets3 URLs
Full discourse3 posts
  • CVEarity@CVEarity
    Disclosure

    ⚡ New CVE Alert: CVE-2026-7548 📊 Severity: 8.8 🚨 Risk Level: High 🧩 Affects: Multiple / Unspecified Products Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-7548 #CVE-2026-7548 #CVE #High #CyberSecurity #InfoSec https://t.co/EHjYLNZB0o

    Post summary

    The tweet announces the newly disclosed CVE‑2026‑7548, noting its severity score of 8.8, high risk level, and a reference link to the NVD entry.

    0000060
    151 followersView on X
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-7548 A vulnerability was detected in Totolink NR1800X 9.1.0u.6279_B20210910. This affects the function sub_41A68C of the file /cgi-bin/cstecgi.cgi. Performing a manipulation… https://www.cve.org/CVERecord?id=CVE-2026-7548 ----- Traducción: Se detectó una vu… http://infoflow.cloud`

    Post summary

    The post announces the detection of CVE-2026-7548 in Totolink NR1800X firmware, noting the affected CGI function but providing no PoC, exploit, or patch information.

    0000020
    75 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-7548 A vulnerability was detected in Totolink NR1800X 9.1.0u.6279_B20210910. This affects the function sub_41A68C of the file /cgi-bin/cstecgi.cgi. Performing a manipulation… https://www.cve.org/CVERecord?id=CVE-2026-7548

    Post summary

    The post reports detection of CVE-2026-7548 affecting Totolink NR1800X in the function sub_41A68C of cstecgi.cgi, noting manipulation possible, but does not provide exploit code, patch info, or evidence of active exploitation.

    00000131
    57.4K followersView on X

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