{"id":"CVE-2026-121600","aliases":[],"cve":{"records":[{"id":"CVE-2026-121600","source":"VulDB","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-11-03T16:14:39.060Z","published":"2026-11-04T00:45:35.387Z","modified":"2026-11-04T00:45:35.387Z"}],"publishers":[{"name":"VulDB","role":"CNA","organizationId":"1af790b2-7ee1-4545-860a-a788eba489b5","modified":"2026-11-04T00:45:35.387Z"}],"references":[{"url":"https://vuldb.com/vuln/430442","tags":["vdb-entry","technical-description"],"source":"VulDB"},{"url":"https://vuldb.com/vuln/430442/cti","tags":["signature","permissions-required"],"source":"VulDB"},{"url":"https://vuldb.com/cve/CVE-2026-121600","tags":["third-party-advisory"],"source":"VulDB"},{"url":"https://vuldb.com/submit/1022562","tags":["third-party-advisory"],"source":"VulDB"},{"url":"https://gist.github.com/H3rmesk1t/217c00b12e04fcde07c453a55579f808","tags":["exploit"],"source":"VulDB"},{"url":"https://www.totolink.net/","tags":["product"],"source":"VulDB"}],"weaknesses":[{"id":"CWE-121","description":"Stack-based Buffer Overflow","source":"VulDB"},{"id":"CWE-119","description":"Memory Corruption","source":"VulDB"}],"applicability":[],"prioritization":[]},"title":"TOTOLINK A950RG MAC Filter cstecgi.cgi setMacFilterRules stack-based overflow","titleSource":"VulDB","descriptionSource":"VulDB","description":"A flaw has been found in TOTOLINK A950RG 4.1.2cu.5268_B20221104. Affected by this vulnerability is the function setMacFilterRules of the file /cgi-bin/cstecgi.cgi of the component MAC Filter Handler. This manipulation of the argument addEffect causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been published and may be used.","score":9.9,"severity":"critical","published":"2026-11-04T00:45:35.387Z","modified":"2026-11-04T00:45:35.387Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"TOTOLINK","name":"A950RG","platforms":[],"versions":[{"version":"4.1.2cu.5268_B20221104","status":"affected"}],"cpes":["cpe:2.3:o:totolink:a950rg_firmware:*:*:*:*:*:*:*:*"],"source":"VulDB","url":"https://www.cve.org/CVERecord?id=CVE-2026-121600"}],"remediation":[],"references":["https://vuldb.com/vuln/430442","https://vuldb.com/vuln/430442/cti","https://vuldb.com/cve/CVE-2026-121600","https://vuldb.com/submit/1022562","https://gist.github.com/H3rmesk1t/217c00b12e04fcde07c453a55579f808","https://www.totolink.net/"],"sources":[{"name":"CVE","id":"CVE-2026-121600","modified":"2026-11-04T00:45:35.387Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-121600"}],"assessments":[{"source":"VulDB","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","score":9.4},{"source":"VulDB","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","score":9.9},{"source":"VulDB","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","score":9.9},{"source":"VulDB","vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR","score":9}],"sourceAffected":[],"observedAt":"2026-11-04T01:16:59.788Z","kev":{"status":"not-listed","checkedAt":"2026-11-05T03:25:32.521Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-11-04T01:20:33.386Z","attemptedAt":"2026-11-04T01:20:33.386Z"},{"source":"GHSA","status":"no-result","checkedAt":"2026-11-04T01:20:31.734Z","attemptedAt":"2026-11-04T01:20:31.734Z"},{"source":"EUVD","status":"no-result","checkedAt":"2026-11-04T01:20:31.641Z","attemptedAt":"2026-11-04T01:20:31.641Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-11-04T01:20:31.623Z","attemptedAt":"2026-11-04T01:20:31.623Z"}],"evidence":[{"source":"NVD","id":"CVE-2026-121600","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121600","modified":"2026-11-04T01:17:23.823","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","checkedAt":"2026-11-04T01:20:33.386Z"},{"source":"NVD","id":"CVE-2026-121600","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121600","modified":"2026-11-04T01:17:23.823","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","checkedAt":"2026-11-04T01:20:33.386Z"},{"source":"NVD","id":"CVE-2026-121600","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121600","modified":"2026-11-04T01:17:23.823","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","checkedAt":"2026-11-04T01:20:33.386Z"}],"aiSummary":{"text":"TOTOLINK A950RG 4.1.2cu.5268_B20221104 is affected by a stack-based buffer overflow in the setMacFilterRules function of the MAC Filter Handler. The vulnerability can be initiated remotely by manipulating the addEffect argument. This may cause memory corruption.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-11-04T01:21:07.509Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-121600"}]}}