{"id":"CVE-2026-118636","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-118636","generatedAt":"2026-11-04T11:49:46.345Z","title":"**UNSUPPORTED WHEN ASSIGNED** JavaNativeMessageDecoder in the MINA 3.0 codec module calls ObjectInputStream.readObject() on frame bytes with no class filter, so an application that puts it in front of an untrusted peer is open to gadget-chain RCE.","description":"**UNSUPPORTED WHEN ASSIGNED** \n\nJavaNativeMessageDecoder in the MINA 3.0 codec module calls ObjectInputStream.readObject() on frame bytes with no class filter, so an\napplication that puts it in front of an untrusted peer is open to gadget-chain RCE.\n\nAs the 3.0.0 branch is inactive, we do not plan to release a version that fixes this issue. \n\nUsers are recommended to use the latest Apache MINA 2.2.X branch.","published":"2026-10-31T21:16:53.000Z","lastModified":"2026-11-02T19:14:53.000Z","status":"Awaiting Analysis","sourceIdentifier":"security@apache.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-502"],"affected":[],"epss":{"score":0.00575,"percentile":0.47486,"date":"2026-11-03","history":[{"date":"2026-11-01","score":0.00575,"percentile":0.47451}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.57%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-31T21:16:53.000Z","detail":{"score":"9.8","severity":"CRITICAL","publishedAt":"2026-10-31T21:16:53.203Z"},"summary":"New CVE, critical severity (CVSS 9.8)."}],"references":[{"url":"https://lists.apache.org/thread.html/h76nwcrkvsffhsk2kq6cjzc6srtnty7x","source":"security@apache.org"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-118636","source":"security@apache.org"},{"url":"http://www.openwall.com/lists/oss-security/2026/10/31/3","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-118636","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."}