{"id":"CVE-2026-105922","revision":"f8cae8baeb1f451abd332cf574a969cd","records":[{"revision":"f8cae8baeb1f451abd332cf574a969cd","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-105922","aliases":[],"title":"vllm-project vLLM Penalty utils.py get_token_bin_counts_and_mask denial of service","description":"A security flaw has been discovered in vllm-project vLLM up to 0.31.0. This impacts the function get_token_bin_counts_and_mask of the file vllm/model_executor/layers/utils.py of the component Penalty Handler. Performing a manipulation results in denial of service. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.","state":0,"publishedAt":"2026-10-06T14:45:15.075+00:00","modifiedAt":"2026-10-06T17:39:56.919+00:00","affected":[{"ecosystem":"Vendor product","name":"vLLM","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"vllm-project\",\n                    \"product\": \"vLLM\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.3\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.4\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.8\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.9\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.10\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.11\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.12\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.13\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.14\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.15\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.16\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.17\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.18\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.19\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.20\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.21\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.22\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.23\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.24\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.25\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.26\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.27\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.28\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.29\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.30\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0.31.0\",\n                            \"status\": \"affected\"\n                        }\n                    ],\n                    \"cpes\": [\n                        \"cpe:2.3:a:vllm-project:vllm:*:*:*:*:*:*:*:*\"\n                    ],\n                    \"modules\": [\n                        \"Penalty Handler\"\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P","score":5.3,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C","score":4.3,"severity":"MEDIUM"},{"system":"CVSS 3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C","score":4.3,"severity":"MEDIUM"},{"system":"CVSS 2.0","vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:C","score":4,"severity":null}],"references":["https://vuldb.com/vuln/413896","https://vuldb.com/vuln/413896/cti","https://vuldb.com/cve/CVE-2026-105922","https://vuldb.com/submit/992707","https://github.com/vllm-project/vllm/issues/57719","https://gist.github.com/Yunzez/5c70a3bb328eaf6d646b9d31e879dc4a#file-repro_prompt_embeds_penalties_engine_crash-py","https://github.com/vllm-project/vllm/"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-105922","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-105922","identifiers":["CVE-2026-105922"]},"retained":false,"historicalAffected":[]}],"coverage":[]}