{"id":"CVE-2026-109831","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-109831","generatedAt":"2026-10-28T03:41:52.386Z","title":"UnRTF by GNU Project is vulnerable to out-of-bounds write.","description":"UnRTF by GNU Project is vulnerable to out-of-bounds write. If a user opens an RTF file crafted by an attacker, it may lead to a denial-of-service (DoS) condition.","published":"2026-10-20T05:16:54.000Z","lastModified":"2026-10-20T20:17:14.000Z","status":"Deferred","sourceIdentifier":"vultures@jpcert.or.jp","cvss":{"version":"4.0","score":5.1,"severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-787"],"affected":[],"epss":{"score":0.00207,"percentile":0.10733,"date":"2026-10-27","history":[{"date":"2026-10-20","score":0.00165,"percentile":0.0541}]},"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 (0.21%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-20T05:16:54.000Z","detail":{"score":"5.1","severity":"MEDIUM","publishedAt":"2026-10-20T05:16:53.707Z"},"summary":"New CVE, medium severity (CVSS 5.1)."}],"references":[{"url":"https://jvn.jp/en/jp/JVN29783594/","source":"vultures@jpcert.or.jp"},{"url":"https://savannah.gnu.org/news/?id=10925","source":"vultures@jpcert.or.jp"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-109831","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."}