VulnSocial

CVE-2026-6026Disclosure

LOWCVSS 8.9 · HIGH

Exploit discussion active in current signal (1 latest mentions)

Immediate actions

  • Patch affected systems immediately
  • Hunt for exploitation attempts and persistence artifacts
  • Increase monitoring for publicly documented tradecraft

Recommended action window: High priority (within 72h)

NVD description

A security flaw has been discovered in Totolink A7100RU 7.4cu.2313_b20191024. This vulnerability affects the function setPortalConfWeChat of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument enable results in os command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

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2.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-77CWE-78

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

AVAILABLE

Momentum

STABLE

Threat summary

  • Public PoC is present in monitored signal
  • Patch or workaround signal is available
  • 6 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • PoC mentioned or linked in 2 signals
  • Patch or workaround mentioned in 2 signals
  • Technical details provided in 5 signals
  • Disclosure: 2 classified signals
  • Exploit: 1 classified signal
  • Peaked 1d ago at 5 mentions (2026-04-10); latest day: 1
  • 6 total mentions across 2 days

Deep dive

Activity timeline6 mentions / 2d
01345Mentions · 2026-04-10: 5Mentions · 2026-04-11: 1PoC Mentioned / Linked · 2026-04-10: 2Patch / Workaround · 2026-04-10: 2Technical Details · 2026-04-10: 504-1004-11
Signal classification4 categories
Disclosure
233.3%
Patch
233.3%
Exploit
116.7%
PoC
116.7%
Referenced assets4 URLs
Classification over time
DateTotalLabels
2026-04-105
Disclosure1Exploit1Patch2PoC1
2026-04-111
Disclosure1
Full discourse6 posts
  • Orizon@OrizonCyber
    Patch

    🚨 CVE-2026-6026 — CVSS 9.8/10 ██████████ A security flaw has been discovered in Totolink A7100RU 7.4cu.2313_b20191024. This vulnerability affects the function... Severity: CRITICAL Patch now. #cybersecurity #CVE https://t.co/VzOcIoJuUv

    Post summary

    CVE‑2026‑6026 is a critical flaw in the Totolink A7100RU router (CVSS 9.8/10) and a patch has already been released.

    1000036
    16 followersView on X
  • CVEarity@CVEarity
    Disclosure

    ⚡ New CVE Alert: CVE-2026-6026 📊 Severity: 9.8 🚨 Risk Level: Critical 🧩 Affects: Multiple / Unspecified Products Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-6026 #CVE-2026-6026 #CVE #Critical #CyberSecurity #InfoSec https://t.co/OZ37zP2urX

    Post summary

    The tweet announces a new CVE-2026‑6026 with critical severity, but offers no technical details, PoC, exploit, or mitigation guidance.

    0000035
    125 followersView on X
  • 0day Signal@0dayPublishing
    PoC

    🚨 CVE-2026-6026: Totolink A7100RU CGI cstecgi.cgi ... Unauthenticated RCE via WeChat portal config - exploit code already public, 9.3 CVSS means instant botnet fodder for the... https://zerodaysignal.com/vulnerability/CVE-2026-6026 #netsec #vulnerability #CVE #sysadmin #zeroday

    Post summary

    The tweet announces that exploit code for CVE-2026-6026 is publicly available, confirming the existence of a PoC and detailing the vulnerability as a high‑severity unauthenticated RCE.

    0000050
    204 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-6026 A security flaw has been discovered in Totolink A7100RU 7.4cu.2313_b20191024. This vulnerability affects the function setPortalConfWeChat of the file /cgi-bin/cstecgi.c… https://www.cve.org/CVERecord?id=CVE-2026-6026

    Post summary

    A new CVE (CVE-2026-6026) affecting the Totolink A7100RU router’s setPortalConfWeChat function has been reported, with a link to the CVE record but no PoC or exploit details.

    0000091
    57.0K followersView on X
  • Giuseppe Paternicola@giuseppe_1337
    Patch

    🚨 CRITICAL: CVE-2026-6026 (CVSS 9.8) - Totolink A7100RU router vulnerable to remote OS command injection via CGI Handler. No authentication required. Exploit public. Patch immediately. #CVE #Vulnerability #PatchNow #ThreatIntel https://t.co/MiCmmHoBtL

    Post summary

    CVE‑2026‑6026 is a critical OS command‑injection vulnerability in the Totolink A7100RU router, no authentication needed; users should patch immediately.

    0000045
    10 followersView on X
  • CVEFind.com@CveFindCom
    Exploit

    [CVE-2026-6026: CRITICAL] Security flaw in Totolink A7100RU 7.4cu.2313_b20191024 allows remote os command injection through cgi-bin/cstecgi.cgi. Public exploit available - beware of attacks.#cve,CVE-2026-6026,#cybersecurity https://cvefind.com/CVE-2026-6026

    Post summary

    The post highlights a critical command injection flaw in Totolink A7100RU routers, warns of a public exploit, and urges users to be vigilant about possible attacks.

    0000034
    619 followersView on X

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