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Vulnerabilities of Eclipse Foundation Eclipse Theia

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CVE Summary Score Published
CVE-2026-82217 In Eclipse Theia versions 1.73.0 up to but not including 1.75.0, the AI "Agent Mode" file-change tools… 8.8 High Aug 31, 2026
CVE-2026-19884 In Eclipse Theia versions up to and including 1.69.0, opening a folder starts source control integration without… 8.4 High Aug 14, 2026
CVE-2026-61891 In Eclipse Theia versions up to and including 1.73.1, the `@theia/filesystem` backend exposes HTTP file-download… 7.5 High Aug 5, 2026
CVE-2026-60009 In Eclipse Theia versions up to and including 1.73.1, the `@theia/filesystem` backend binds `POST /file-upload` in every… 8.8 High Aug 5, 2026
CVE-2026-12609 In Eclipse Theia versions 1.66.0 and up until including 1.73.1, the `@theia/plugin-ext` backend exposes the… 7.5 High Aug 5, 2026
CVE-2026-14574 In Eclipse Theia versions 0.7.0 and up until including 1.73.1, the `PreferenceUtils.merge` function in `@theia/core`… 5.7 Medium Aug 5, 2026
CVE-2026-10055 In Eclipse Theia since version 1.26.0, the backend /services/request-service RPC accepts an attacker-controlled URL from… 8.5 High Jul 3, 2026
CVE-2026-10054 In affected versions of Eclipse Theia (1.8.1 and later), the browser backend exposes privileged terminal RPC over… 8.8 High Jul 3, 2026
CVE-2026-44691 In Eclipse Theia versions prior to 1.69.0, custom task definitions in workspace files (e.g 8.4 High Jun 18, 2026
CVE-2026-22551 In Eclipse Theia versions prior to 1.71.0, the AI chat rendered Markdown image tags from AI responses, triggering HTTP… 6.7 Medium Jun 18, 2026
CVE-2026-46580 In Eclipse Theia versions prior to 1.71.0, files matching the pattern .prompts/*.prompttemplate in a workspace were… 8.4 High Jun 18, 2026
CVE-2026-44688 In Eclipse Theia versions prior to 1.71.0, the AI chat agent processed workspace file and directory names as part of its… 8.4 High Jun 18, 2026

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