CVE-2026-6157
highpriority · track · 0EPSS 0.005 · 41 %ileEURUEPSS · scored 2026-10-27
A vulnerability was detected in Totolink A800R 4.1.2cu.5137_B20200730. This impacts the function setAppEasyWizardConfig in the library /lib/cste_modules/app.so. The manipulation of the argument apcliSsid results in buffer overflow. The attack can be executed remotely. The exploit is now public and may be used.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.3–9
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (15)
External citations — patches, advisories, analysis.
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A800R/01_Buffer_Overflow_setAppEasyWizardConfig.mdcnnvd
- https://vuldb.com/submit/793114cnnvd
- https://vuldb.com/vuln/357037cnnvd
- https://vuldb.com/vuln/357037/cticnnvd
- https://www.totolink.net/cnnvd
- https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A800R/01_Buffer_Overflow_setAppEasyWizardConfig.mdenisa_euvd
- https://vuldb.com/submit/793114enisa_euvd
- https://vuldb.com/vuln/357037enisa_euvd
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