CVE-2026-7138
Last modified
CVE-2026-7138 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability was detected in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setNtpCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. EPSS estimates a 1.77% chance of exploitation in the next 30 days.
Description
A vulnerability was detected in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setNtpCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument tz results in os command injection. The attack can be executed remotely. The exploit is now public and may be used.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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-2026-7138?
How severe is CVE-2026-7138?
How do I fix CVE-2026-7138?
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-2026-71331Integer overflow or wraparound in Microsoft Azure Attestatio…8.1
- CVE-2026-7134A vulnerability was identified in code-projects Online Lot R…4.7
- CVE-2026-7135A security flaw has been discovered in GPAC up to 26.03-DEV-…5.3
- CVE-2026-7136A weakness has been identified in Totolink A8000RU 7.1cu.643…9.8
- CVE-2026-71362Adobe Commerce is affected by an Incorrect Authorization vul…9.1
- CVE-2026-7137A security vulnerability has been detected in Totolink A8000…9.8
- CVE-2026-71381Adobe Genuine Software Integrity Service was affected by an …4
- CVE-2026-71383is affected by an Incorrect Authorization vulnerability that…7.3
- CVE-2026-71384is affected by an Incorrect Authorization vulnerability that…9.6
- CVE-2026-71386is affected by a Cross-site Scripting (XSS) vulnerability th…8.8
- CVE-2026-71387ColdFusion is affected by an Incorrect Authorization vulnera…8.8
- CVE-2026-71389CAI Content Credentials is affected by an Integer Underflow …6.2
Are you affected by CVE-2026-7138?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST