{"id":"CVE-2026-5204","title":"A vulnerability was determined in Tenda CH22 1.0.0.1","summary":"A vulnerability was determined in Tenda CH22 1.0.0.1. Affected is the function formWebTypeLibrary of the file /goform/webtypelibrary of the component Parameter Handler. This manipulation of the argument webSiteId causes stack-based buffe…","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-119","CWE-121","CWE-787"],"vendor":"tenda","product":"ch22_firmware","affected":["ch22_firmware = 1.0.0.1"],"published":"2026-03-31","updated":"2026-07-24","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-5204","references":[{"url":"https://github.com/Litengzheng/vuldb_new/blob/main/CH22/vul_49/README.md","label":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/780209","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/354332","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/354332/cti","label":"cna@vuldb.com"},{"url":"https://www.tenda.com.cn/","label":"cna@vuldb.com"}],"tags":["nvd"],"epss":0.02475,"epssPercentile":0.83722,"ingestedAt":"2026-07-24T20:38:02.720Z","slug":"CVE-2026-5204","body":"## Overview\n\nA vulnerability was determined in Tenda CH22 1.0.0.1. Affected is the function formWebTypeLibrary of the file /goform/webtypelibrary of the component Parameter Handler. This manipulation of the argument webSiteId causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized.\n\n## Affected\n\n- `ch22_firmware = 1.0.0.1`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":49,"depthScoreParts":{"impact":48.4,"likelihood":0.5,"exploitation":0,"ransomware":0},"changes":[]}