{"id":"CVE-2026-10566","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-10566","generatedAt":"2026-10-28T03:39:04.650Z","title":"A weakness has been identified in FoundationAgents MetaGPT up to 0.8.2.","description":"A weakness has been identified in FoundationAgents MetaGPT up to 0.8.2. This affects the function Message.check_instruct_content of the file metagpt/schema.py. Executing a manipulation of the argument mapping can lead to deserialization. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.","published":"2026-06-02T03:16:16.000Z","lastModified":"2026-07-22T19:10:00.000Z","status":"Deferred","sourceIdentifier":"cna@vuldb.com","cvss":{"version":"4.0","score":1.9,"severity":"LOW","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-20","CWE-502"],"affected":[],"epss":{"score":0.00122,"percentile":0.01942,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.12%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/FoundationAgents/MetaGPT/","source":"cna@vuldb.com"},{"url":"https://github.com/FoundationAgents/MetaGPT/issues/2038","source":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2026-10566","source":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/828301","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/367673","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/367673/cti","source":"cna@vuldb.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-10566","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."}