{"id":"CVE-2026-10136","published":"2026-10-20T21:17:16Z","modified":"2026-10-23T23:17:41Z","title":"A heap-based buffer overflow vulnerability exists in the boa formUpload() functionality of X2000R (version(s)…","vendor":"totolink","product":"Totolink","tier":"core","eol":null,"description":{"text":"A heap-based buffer overflow vulnerability exists in the boa formUpload() functionality of X2000R (version(s): TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327). A specially crafted HTTP request can lead to arbitrary code execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.","provenance":"source","from":"NVD"},"summary":{"text":"A heap-based buffer overflow in the boa web server's formUpload() function of the TOTOLINK X2000R router (firmware TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327) allows arbitrary code execution. An attacker needs network access to the device and valid authentication, after which a specially crafted HTTP request triggers the overflow.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:17:05Z"},"cvss":{"score":9.1,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.00598,"percentile":0.48607,"date":"2026-10-31","provenance":"source"},"kev":null,"vulncheckKev":null,"exploited":false,"otx":null,"cwes":[{"id":"CWE-122","name":"Heap-based Buffer Overflow"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2026-2436","tags":[]}],"techniques":[],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2026-105327","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-105327","exploited":false,"exploitedSince":null,"provenance":"source"},"exploits":[],"exploitSources":null,"exploitRefs":[],"flow":[],"timeline":[{"date":"2026-10-20","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-10136","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":null,"daysToKev":null},"priority":{"score":16.1,"factors":[{"name":"In a KEV catalog","points":0.0,"detail":"not listed"},{"name":"Recent KEV listing","points":0.0,"detail":"not listed"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":9.72,"detail":"percentile 0.4861"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":0.0,"detail":"none found"},{"name":"Mentioned in OTX pulses","points":0.0,"detail":"0 pulses"},{"name":"CVSS severity","points":6.37,"detail":"base score 9.1"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}