ET
Product
Eclipse Theia
by Eclipse Foundation · last CVE Aug 31, 2026
12
CVEs
0
On KEV
8.8
Max CVSS
0
New 30D
Severity mix
Critical 0High 10Medium 2Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-82217
8.8
1%
Aug 31
In Eclipse Theia versions 1.73.0 up to but not including 1.75.0, the AI "Agent Mode" file-change tools (writeFileContent, suggestFileContent, and the replacement and state…
Affected: 1.73.0 before 1.75.0
CVE-2026-60009
8.8
0%
Aug 5
In Eclipse Theia versions up to and including 1.73.1, the `@theia/filesystem` backend binds `POST /file-upload` in every filesystem-enabled deployment
Affected: before 1.74.0
CVE-2026-10054
8.8
0%
Jul 3
In affected versions of Eclipse Theia (1.8.1 and later), the browser backend exposes privileged terminal RPC over WebSocket (/services/shell-terminal, /services/terminals/:id)…
Affected: 1.8.1 before 1.73.0
CVE-2026-44691
8.8
0%
Jun 18
In Eclipse Theia versions prior to 1.69.0, custom task definitions in workspace files (e.g
Affected: before 1.69.0
CVE-2026-46580
8.8
1%
Jun 18
In Eclipse Theia versions prior to 1.71.0, files matching the pattern .prompts/*.prompttemplate in a workspace were automatically loaded and could override or extend the AI…
Affected: before 1.71.0
CVE-2026-44688
8.8
1%
Jun 18
In Eclipse Theia versions prior to 1.71.0, the AI chat agent processed workspace file and directory names as part of its prompt context without distinguishing them from system…
Affected: before 1.71.0
CVE-2026-10055
8.5
0%
Jul 3
In Eclipse Theia since version 1.26.0, the backend /services/request-service RPC accepts an attacker-controlled URL from any client connected to the standard /services messaging…
Affected: 1.26.0 before 1.73.0
CVE-2026-19884
8.4
0%
Aug 14
In Eclipse Theia versions up to and including 1.69.0, opening a folder starts source control integration without requiring the user to trust the folder first
Affected: before 1.70.0
CVE-2026-61891
7.5
1%
Aug 5
In Eclipse Theia versions up to and including 1.73.1, the `@theia/filesystem` backend exposes HTTP file-download endpoints (`GET /file`, `GET /files/`, `PUT /files/`) that convert…
Affected: before 1.74.0
CVE-2026-12609
7.5
2%
Aug 5
In Eclipse Theia versions 1.66.0 and up until including 1.73.1, the `@theia/plugin-ext` backend exposes the `/hostedPlugin/:pluginId/:path(*)` HTTP endpoint, which resolves the…
Affected: 1.66.0 before 1.74.0
CVE-2026-14574
6.5
0%
Aug 5
In Eclipse Theia versions 0.7.0 and up until including 1.73.1, the `PreferenceUtils.merge` function in `@theia/core` recursively merges preference values without rejecting…
Affected: 0.7.0 before 1.74.0
CVE-2026-22551
6.5
0%
Jun 18
In Eclipse Theia versions prior to 1.71.0, the AI chat rendered Markdown image tags from AI responses, triggering HTTP requests to arbitrary external URLs without restriction
Affected: before 1.71.0
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