Vulnerability · Published Sep 18, 2026 · Assigned by VulDB
CVE-2026-93738Totolink A3002MU formSchedule buffer overflow
Critical 9.9
In plain English
A critical-severity buffer overflow in A3002MU from Totolink. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 58% of all known vulnerabilities).
Severity (CVSS 3.1)9.9Critical
Exploit odds (30 days)0.9%top 41.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A vulnerability was found in Totolink A3002MU Hh-B20211125.1046. This affects the function formSchedule of the file /boafrm/formSchedule. Performing a manipulation of the argument webpage results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been made public and could be used.
Affected products (as reported)
Weakness: CWE-120, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
References
- VDB-407548 | Totolink A3002MU formSchedule buffer overflow vdb-entry, technical-description
- VDB-407548 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- CVE-2026-93738 | CVE Analysis and Report third-party-advisory
- Submit #914017 | totolink A3002MU Hh-B20211125.1046 Buffer Overflow third-party-advisory
- https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3002MU/bof-formSchedule.md exploit
- https://www.totolink.net/ product