{"id":"CVE-2026-19823","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-19823","summary":"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.…","details":"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.","published":"2026-08-14T13:17:37.763","modified":"2026-08-14T13:17:37.763","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/paueger/mycve/blob/main/Tenda_W20E/4.md"},{"type":"WEB","url":"https://vuldb.com/cve/CVE-2026-19823"},{"type":"WEB","url":"https://vuldb.com/submit/869021"},{"type":"WEB","url":"https://vuldb.com/vuln/389956"},{"type":"WEB","url":"https://vuldb.com/vuln/389956/cti"},{"type":"WEB","url":"https://www.tenda.com.cn/"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-14T13:17:37.763"}}