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    <lastBuildDate>Fri, 09 Oct 2026 10:21:35 +0000</lastBuildDate>
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      <title>CVE-2026-22042 — RustFS has IAM Incorrect Authorization in ImportIam that Allows Privilege Escalation</title>
      <link>https://cve.radiocsirt.org/vuln/cve-2026-22042</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; rustfs&lt;/p&gt;
&lt;p&gt;RustFS is a distributed object storage system built in Rust. Prior to version 1.0.0-alpha.79, he `ImportIam` admin API validates permissions using `ExportIAMAction` instead of `ImportIAMAction`, allowing a principal with export-only IAM permissions to perform import operations. Since importing IAM data performs privileged write actions (creating/updating users, groups, policies, and service accounts), this can lead to unauthorized IAM modification and privilege escalation. Version 1.0.0-alpha.79 fixes the issue.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; rustfs&lt;/p&gt;
&lt;p&gt;RustFS is a distributed object storage system built in Rust. Prior to version 1.0.0-alpha.79, he `ImportIam` admin API validates permissions using `ExportIAMAction` instead of `ImportIAMAction`, allowing a principal with export-only IAM permissions to perform import operations. Since importing IAM data performs privileged write actions (creating/updating users, groups, policies, and service accounts), this can lead to unauthorized IAM modification and privilege escalation. Version 1.0.0-alpha.79 fixes the issue.&lt;/p&gt;</content:encoded>
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