{"id":"CVE-2026-106972","aliases":["EUVD-2026-112133","GHSA-hw75-hpgq-ph8x","UBUNTU-CVE-2026-106972"],"status":"published","title":"An uncontrolled recursion in the MessagePack\\BufferUnpacker::unpack() component of rybakit...","description":"Uncontrolled recursion in MessagePack\\BufferUnpacker::unpack() in rybakit/msgpack versions prior to 0.11.0 allows attackers to cause a denial of service through memory exhaustion when an application decodes deeply nested, attacker-controlled MessagePack input.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-07","score":0.00339,"percentile":0.27482,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-674"],"published":"2026-10-28T00:00:00Z","modified":"2026-11-03T21:19:14Z","affected":[{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"msgpack","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.7-3ubuntu1"]}],"references":[{"url":"https://github.com/rybakit/msgpack.php","tags":["package","report"]},{"url":"https://github.com/rybakit/msgpack.php/releases/tag/v0.11.0","tags":["web","report"]},{"url":"https://github.com/diptendukar/security-advisories/blob/main/CVE-2026-106972.md","tags":["exploit","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-106972","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-hw75-hpgq-ph8x"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/106xxx/CVE-2026-106972.json","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-106972","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-106972","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-106972","description":"Uncontrolled recursion in MessagePack\\BufferUnpacker::unpack() in rybakit/msgpack versions prior to 0.11.0 allows attackers to cause a denial of service through memory exhaustion when an application decodes deeply nested, attacker-controlled MessagePack input.","status":"published","published":"2026-10-28T00:00:00Z","modified":"2026-10-30T17:14:25.522Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-674"],"updated_at":"2026-11-02T14:20:04.463704Z"}],"euvd":[{"id":"EUVD-2026-112133","description":"Uncontrolled recursion in MessagePack\\BufferUnpacker::unpack() in rybakit/msgpack versions prior to 0.11.0 allows attackers to cause a denial of service through memory exhaustion when an application decodes deeply nested, attacker-controlled MessagePack input.","status":"published","published":"2026-10-28T00:00:00Z","modified":"2026-10-30T17:14:25Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T16:59:05.567782Z"}],"ghsa":[{"id":"GHSA-hw75-hpgq-ph8x","title":"An uncontrolled recursion in the MessagePack\\BufferUnpacker::unpack() component of rybakit...","description":"An uncontrolled recursion in the MessagePack\\BufferUnpacker::unpack() component of rybakit/msgpack v0.11.0 allows attackers to cause a Denial of Service (DoS) via a crafted input.","status":"published","published":"2026-10-28T15:31:54Z","modified":"2026-10-30T18:33:34Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-674"],"updated_at":"2026-11-02T15:14:52.01816Z"}],"nvd":[{"id":"CVE-2026-106972","description":"Uncontrolled recursion in MessagePack\\BufferUnpacker::unpack() in rybakit/msgpack versions prior to 0.11.0 allows attackers to cause a denial of service through memory exhaustion when an application decodes deeply nested, attacker-controlled MessagePack input.","status":"published","published":"2026-10-28T15:17:02.69Z","modified":"2026-10-30T18:17:17.78Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-674"],"updated_at":"2026-11-02T14:13:04.340553Z"}],"osv":[{"id":"CVE-2026-106972","description":"Uncontrolled recursion in MessagePack\\BufferUnpacker::unpack() in rybakit/msgpack versions prior to 0.11.0 allows attackers to cause a denial of service through memory exhaustion when an application decodes deeply nested, attacker-controlled MessagePack input.","status":"published","published":"2026-10-28T00:00:00Z","modified":"2026-11-01T02:30:30.009695351Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:54.933106Z"},{"id":"UBUNTU-CVE-2026-106972","description":"Uncontrolled recursion in MessagePack\\BufferUnpacker::unpack() in rybakit/msgpack versions prior to 0.11.0 allows attackers to cause a denial of service through memory exhaustion when an application decodes deeply nested, attacker-controlled MessagePack input.","status":"published","published":"2026-10-28T15:17:00Z","modified":"2026-11-05T04:42:39Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-05T13:33:25.727744Z"}]}}