CVE-2026-44089
Last modified
CVE-2026-44089 is a critical-severity vulnerability rated 9.4/10 on the CVSS scale. Totolink EX1200L router is vulnerable to Buffer Overflow in the login functionality in cgi-bin/cstecgi.cgi endpoint. This vulnerability could be exploited to cause the program to crash and to execute code remotely. This allows the attacker to perform actions as root including reading and editing data, as well as bricking the router. Because vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in version 9.3.5u.6146_B20201023 but may also affect other versions.. EPSS estimates a 0.23% chance of exploitation in the next 30 days.
Description
Totolink EX1200L router is vulnerable to Buffer Overflow in the login functionality in cgi-bin/cstecgi.cgi endpoint. This vulnerability could be exploited to cause the program to crash and to execute code remotely. This allows the attacker to perform actions as root including reading and editing data, as well as bricking the router. Because vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in version 9.3.5u.6146_B20201023 but may also affect other versions.
Metrics
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness Enumeration
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2026-44089?
How severe is CVE-2026-44089?
How do I fix CVE-2026-44089?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-44075A missing break statement in DSI OpenSession processing in N…3.7
- CVE-2026-44076Insufficient sanitization of volume paths in Netatalk 3.1.0 …6.7
- CVE-2026-4408A flaw was found in Samba. A remote attacker can exploit a m…9.8
- CVE-2026-44083An authorization bypass through user-controlled key vulnerab…9.8
- CVE-2026-44087Insufficient Verification of Data Authenticity vulnerability…9.1
- CVE-2026-44088SzafirHost verifies the signature of the downloaded JAR file…8.6
- CVE-2026-4409The Subscribe To Comments Reloaded plugin for WordPress is v…6.5
- CVE-2026-44090Due to missing authentication, an unauthenticated remote att…9.8
- CVE-2026-44091An unauthenticated remote attacker can post a malicious ID t…9.1
- CVE-2026-44092An unauthenticated remote attacker can inject malicious inpu…9.1
- CVE-2026-44093A local privilege escalation vulnerability in the init-scrip…8.5
- CVE-2026-44094An unauthenticated remote attacker can enforce the system to…8.6
Are you affected by CVE-2026-44089?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST