{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/84817?format=json","vulnerability_id":"VCID-mkx7-uj1p-ykgp","summary":"A command injection vulnerability in ModelScope's ms-agent versions v1.6.0rc1 and earlier exists, allowing an attacker to execute arbitrary operating system commands through crafted prompt-derived input.","aliases":[{"alias":"CVE-2026-2256"},{"alias":"GHSA-4gc2-344q-r2rw"}],"fixed_packages":[],"affected_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/40052?format=json","purl":"pkg:pypi/ms-agent@1.6.0rc1","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-mkx7-uj1p-ykgp"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:pypi/ms-agent@1.6.0rc1"}],"references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-2256.json","reference_id":"","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-2256.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2026-2256","reference_id":"","reference_type":"","scores":[{"value":"0.00755","scoring_system":"epss","scoring_elements":"0.73688","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-2256"},{"reference_url":"https://www.kb.cert.org/vuls/id/431821","reference_id":"","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://www.kb.cert.org/vuls/id/431821"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2444016","reference_id":"2444016","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2444016"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2256","reference_id":"CVE-2026-2256","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2256"},{"reference_url":"https://medium.com/@itamar.yochpaz/cve-2026-2256-from-ai-prompt-to-full-system-compromise-a4114c718326","reference_id":"cve-2026-2256-from-ai-prompt-to-full-system-compromise-a4114c718326","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-03T20:06:53Z/"}],"url":"https://medium.com/@itamar.yochpaz/cve-2026-2256-from-ai-prompt-to-full-system-compromise-a4114c718326"},{"reference_url":"https://github.com/Itamar-Yochpaz/CVE-2026-2256-PoC","reference_id":"CVE-2026-2256-PoC","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-03T20:06:53Z/"}],"url":"https://github.com/Itamar-Yochpaz/CVE-2026-2256-PoC"},{"reference_url":"https://github.com/advisories/GHSA-4gc2-344q-r2rw","reference_id":"GHSA-4gc2-344q-r2rw","reference_type":"","scores":[{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-4gc2-344q-r2rw"},{"reference_url":"https://www.hiddenlayer.com/research/indirect-prompt-injection-of-claude-computer-use","reference_id":"indirect-prompt-injection-of-claude-computer-use","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-03T20:06:53Z/"}],"url":"https://www.hiddenlayer.com/research/indirect-prompt-injection-of-claude-computer-use"},{"reference_url":"https://github.com/modelscope/ms-agent","reference_id":"ms-agent","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-03T20:06:53Z/"}],"url":"https://github.com/modelscope/ms-agent"}],"weaknesses":[{"cwe_id":94,"name":"Improper Control of Generation of Code ('Code Injection')","description":"The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment."},{"cwe_id":77,"name":"Improper Neutralization of Special Elements used in a Command ('Command Injection')","description":"The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component."}],"exploits":[],"severity_range_score":"4.0 - 6.9","exploitability":"0.5","weighted_severity":"6.2","risk_score":3.1,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-mkx7-uj1p-ykgp"}