Vulnerability Description
A security flaw has been discovered in Tenda W20E 15.11.0.6(1068_1546_841)_CN_TDC. Impacted is the function formQOSRuleDel of the file /goform/delQos of the component QoS Rule Deletion. Performing a manipulation of the argument qosIndex results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/paueger/mycve/blob/main/Tenda_W20E/4.md
- https://vuldb.com/cve/CVE-2026-19823
- https://vuldb.com/submit/869021
- https://vuldb.com/vuln/389956
- https://vuldb.com/vuln/389956/cti
- https://www.tenda.com.cn/
FAQ
What is CVE-2026-19823?
CVE-2026-19823 is a vulnerability with a CVSS score of 8.8 (HIGH). A security flaw has been discovered in Tenda W20E 15.11.0.6(1068_1546_841)_CN_TDC. Impacted is the function formQOSRuleDel of the file /goform/delQos of the component QoS Rule Deletion. Performing a m...
How severe is CVE-2026-19823?
CVE-2026-19823 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-19823?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.