CVE-2026-90607PoC

LOWCVSS 8.6 · HIGH

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)

NVD description

A vulnerability was detected in Totolink A3002MU Hh-B20211125.1046. Impacted is the function formNewSchedule of the file /boafrm/formNewSchedule of the component boa. The manipulation of the argument submit-url results in buffer overflow. The attack may be performed from remote. The exploit is now public and may be used.

1.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-119CWE-120

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

NONE

Threat summary

  • Public PoC is present in monitored signal
  • 1 mentions across 1 observed day

What's happening

  • PoC mentioned or linked in 1 signal
  • Technical details provided in 1 signal
  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-09-14: 1PoC Mentioned / Linked · 2026-09-14: 1Technical Details · 2026-09-14: 109-14
Signal classification1 categories
PoC
1100.0%
Full discourse1 post
  • CyberSignal | Cybersecurity & AI News@XQOPTRX
    PoC

    🚨 ROUTER SECURITY — A NEW TOTOLINK A3002MU BUFFER OVERFLOW HAS A PUBLIC EXPLOIT CVE-2026-90607 CyberSignal Priority: 🟠 HIGH A newly published vulnerability affects the TOTOLINK A3002MU router. The vulnerable component is: /boafrm/formNewSchedule inside the device's boa web component. The problem: BUFFER OVERFLOW triggered through manipulation of the: submit-url argument. Public vulnerability information says: → the attack can be performed remotely → exploit details are publicly available → confidentiality, integrity and availability can all be affected Tracked as: CVE-2026-90607 CWE-119 / CWE-120 Affected firmware identified in the disclosure: Hh-B20211125.1046 This is particularly relevant because consumer and SMB routers are attractive targets for: botnets ↓ proxy infrastructure ↓ credential attacks ↓ traffic interception ↓ lateral movement 🛡️ Defender action If you operate this model: → check vendor firmware immediately → remove remote administration exposure → restrict management interfaces to trusted networks → replace unsupported hardware if no remediation is available 🧠 CyberSignal insight An old router at the edge of the network can quietly become the attacker's infrastructure inside it. Source: CVE-2026-90607 · NVD references Published September 14, 2026

    Post summary

    The text announces CVE-2026-90607, a buffer overflow in TOTOLINK A3002MU routers, emphasizing that a public exploit exists, while providing technical details and defensive recommendations without naming a specific patch or tool.

    01020111
    233 followersView on X

Explore more