一线运维实战手记 · 云计算 · 数据库 · 故障排查
2026年9月18日

CVE-2026-92949 [MEDIUM] – vm2 versions from 3.9.6 before 3.11.7 fail to properly restrict access to accessor propert

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vm2 versions from 3.9.6 before 3.11.7 fail to properly restrict access to accessor properties on frozen objects, allowing sandboxed scripts to bypass vm.freeze() and vm.readonly() protections. Attackers can use Object.getOwnPropertyDescriptor() or __lookupSetter__() to extract and invoke host object setters directly, mutating properties the embedder explicitly marked read-only.