VulnSocial

CVE-2026-18686Exploit

LOW

Exploit discussion active in current signal (1 latest mentions)

Immediate actions

  • Hunt for exploitation attempts and persistence artifacts
  • Increase monitoring for publicly documented tradecraft
  • Track advisory updates for patch or workaround availability

Recommended action window: High priority (within 72h)

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1.5/ 10 priority

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

STABLE

Threat summary

  • Public PoC is present in monitored signal
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • PoC mentioned or linked in 2 signals
  • Technical details provided in 2 signals
  • Exploit: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-08-04); latest day: 1
  • 2 total mentions across 2 days

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-08-04: 1Mentions · 2026-08-07: 1PoC Mentioned / Linked · 2026-08-04: 1PoC Mentioned / Linked · 2026-08-07: 1Technical Details · 2026-08-04: 1Technical Details · 2026-08-07: 108-0408-07
Signal classification2 categories
Exploit
150.0%
PoC
150.0%
Referenced assets2 URLs
Classification over time
DateTotalLabels
2026-08-041
Exploit1
2026-08-071
PoC1
Full discourse2 posts
  • SecAlerts@SecAlertsCo
    PoC

    💉 PoC exists: CVE-2026-18686 hits GL.iNet GL-MT3000 via command injection in the nas-web.add_user function at /cgi-bin/glc. No auth needed, network-accessible, CVSS 8.9. Up to v4.4.5 affected. #cybersecurity #vulnerabilities #ciso https://secalerts.co/vulnerability/CVE-2026-18686?utm_campaign=x https://t.co/cWRYGNwVCD

    Post summary

    The tweet announces a PoC for CVE‑2026‑18686, describing a command‑injection flaw in the GL.iNet GL‑MT3000 (up to v4.4.5) with a CVSS score of 8.9.

    00000137
    875 followersView on X
  • Hugo | DevOps | Cybersecurity 🇱🇻@HugoValters
    Exploit

    CVE-2026-18686 - Critical command injection in GL.iNet GL-MT3000 via nas-web.add_user. Public exploit, CVSS 9.8, unpatched. Restrict access and monitor now. #CVE #GLiNet https://www.valtersit.com/cve/cve-2026-18686 #CVE #Linux #infosec #infosec #devsecops #devops #developer #sysadmin #100daysofcode #git #github #gitlab #redteam #blueteam #ethicalhacker #ethicalhacking #cybersecurityawareness #cybersecurity #cybersecuritynews #cybersecuritytips #python #hacker #linux #kali #ubuntu

    Post summary

    CVE-2026-18686 is a critical command injection in GL.iNet GL-MT3000 that remains unpatched and has a public exploit; users are advised to restrict access and monitor activity.

    0000090
    1.0K followersView on X

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