{"id":"CVE-2026-85455","aliases":["EUVD-2026-70789","GHSA-2wvf-qgpv-j3rg"],"status":"published","title":"MOOS core-moos through 10.4.0 MOOSDB Out-of-Bounds Read via Short Packet","description":"MOOS core-moos through 10.4.0 contains a buffer over-read vulnerability in CMOOSCommPkt where a four-byte packet triggers out-of-bounds memory access during deserialization. Attackers can open a TCP connection to the MOOSDB port and send a crafted short packet to read memory before authentication.","severity":{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00668,"percentile":0.52191,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-09-03T22:38:41Z","modified":"2026-10-28T02:31:10Z","products":[{"vendor":"themoos","product":"core-moos"}],"references":[{"url":"https://github.com/themoos/core-moos/pull/75","tags":["issue-tracking","patch","Issue Tracking","Patch","fix"]},{"url":"https://github.com/themoos/core-moos/commit/d30c14585753f9ae39749d9628ed15c8383f0568","tags":["patch","Issue Tracking","Patch","fix"]},{"url":"https://github.com/themoos/core-moos","tags":["product","Product","package"]},{"url":"https://github.com/themoos/core-moos/blob/ec9c77c68fcbdef8f5e4c60fe243acd223433f0c/Core/libMOOS/Comms/MOOSCommPkt.cpp#L228","tags":["technical-description","Issue Tracking","Patch","article"]},{"url":"https://www.vulncheck.com/advisories/moos-core-moos-through-10.4.0-moosdb-out-of-bounds-read-via-short-packet","tags":["third-party-advisory","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-85455","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-2wvf-qgpv-j3rg"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/85xxx/CVE-2026-85455.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-85455","title":"MOOS core-moos through 10.4.0 MOOSDB Out-of-Bounds Read via Short Packet","description":"MOOS core-moos through 10.4.0 contains a buffer over-read vulnerability in CMOOSCommPkt where a four-byte packet triggers out-of-bounds memory access during deserialization. Attackers can open a TCP connection to the MOOSDB port and send a crafted short packet to read memory before authentication.","status":"published","published":"2026-09-03T22:38:41.785Z","modified":"2026-09-04T17:18:04.064Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:19:52.410665Z"}],"euvd":[{"id":"EUVD-2026-70789","description":"MOOS core-moos through 10.4.0 contains a buffer over-read vulnerability in CMOOSCommPkt where a four-byte packet triggers out-of-bounds memory access during deserialization. Attackers can open a TCP connection to the MOOSDB port and send a crafted short packet to read memory before authentication.","status":"published","published":"2026-09-03T22:38:41Z","modified":"2026-09-04T17:18:04Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T18:01:12.302717Z"}],"ghsa":[{"id":"GHSA-2wvf-qgpv-j3rg","title":"MOOS core-moos through 10.4.0 contains a buffer over-read vulnerability in CMOOSCommPkt where a...","description":"MOOS core-moos through 10.4.0 contains a buffer over-read vulnerability in CMOOSCommPkt where a four-byte packet triggers out-of-bounds memory access during deserialization. Attackers can open a TCP connection to the MOOSDB port and send a crafted short packet to read memory before authentication.","status":"published","published":"2026-09-04T00:31:10Z","modified":"2026-09-04T00:31:17Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"high"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:11:21.315485Z"}],"nvd":[{"id":"CVE-2026-85455","description":"MOOS core-moos through 10.4.0 contains a buffer over-read vulnerability in CMOOSCommPkt where a four-byte packet triggers out-of-bounds memory access during deserialization. Attackers can open a TCP connection to the MOOSDB port and send a crafted short packet to read memory before authentication.","status":"published","published":"2026-09-03T23:17:25.803Z","modified":"2026-10-14T23:33:33.78Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:12:43.737972Z"}],"osv":[{"id":"CVE-2026-85455","title":"MOOS core-moos through 10.4.0 MOOSDB Out-of-Bounds Read via Short Packet","description":"MOOS core-moos through 10.4.0 contains a buffer over-read vulnerability in CMOOSCommPkt where a four-byte packet triggers out-of-bounds memory access during deserialization. Attackers can open a TCP connection to the MOOSDB port and send a crafted short packet to read memory before authentication.","status":"published","published":"2026-09-03T22:38:41.785Z","modified":"2026-10-28T02:31:10.277171047Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:45:18.825071Z"}]}}