{"id":"CVE-2026-0821","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-0821","generatedAt":"2026-10-28T02:22:47.950Z","title":"A vulnerability was determined in quickjs-ng quickjs up to 0.11.0.","description":"A vulnerability was determined in quickjs-ng quickjs up to 0.11.0. This vulnerability affects the function js_typed_array_constructor of the file quickjs.c. Executing a manipulation can lead to heap-based buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. This patch is called c5d80831e51e48a83eab16ea867be87f091783c5. A patch should be applied to remediate this issue.","published":"2026-01-10T13:15:49.000Z","lastModified":"2026-06-17T10:11:27.000Z","status":"Modified","sourceIdentifier":"cna@vuldb.com","cvss":{"version":"4.0","score":5.5,"severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-119","CWE-122"],"affected":["quickjs-ng/quickjs"],"epss":{"score":0.0052,"percentile":0.43908,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.52%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/quickjs-ng/quickjs/","source":"cna@vuldb.com"},{"url":"https://github.com/quickjs-ng/quickjs/commit/c5d80831e51e48a83eab16ea867be87f091783c5","tags":["Patch"],"source":"cna@vuldb.com"},{"url":"https://github.com/quickjs-ng/quickjs/issues/1296","tags":["Exploit","Issue Tracking","Vendor Advisory"],"source":"cna@vuldb.com"},{"url":"https://github.com/quickjs-ng/quickjs/issues/1296#issue-3780003395","tags":["Exploit","Issue Tracking","Vendor Advisory"],"source":"cna@vuldb.com"},{"url":"https://github.com/quickjs-ng/quickjs/pull/1299","tags":["Issue Tracking"],"source":"cna@vuldb.com"},{"url":"https://vuldb.com/?ctiid.340355","tags":["Permissions Required","VDB Entry"],"source":"cna@vuldb.com"},{"url":"https://vuldb.com/?id.340355","tags":["Third Party Advisory","VDB Entry"],"source":"cna@vuldb.com"},{"url":"https://vuldb.com/?submit.731780","tags":["Third Party Advisory","VDB Entry"],"source":"cna@vuldb.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-0821","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}