CVE-2026-19823: high-severity vulnerability in Tenda W20E
Tenda W20E QoS Rule Deletion delQos formQOSRuleDel stack-based overflow
Published · Updated
41Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 8.7epss 0.9%
exploitation probability
0.9%top 43% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Affected products
Tenda · W20Epublic PoCs found — 1
cve_referencegithub.com/paueger/mycve/blob/main/Tenda_W20E/4.mdunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — Tenda W20E
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