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cpe:2.3:a:the_eclipse_foundation:eclipse_theia:*:*:*:*:*:*:*:*

part: a version: * update: *

VendorThe Eclipse Foundation (bb2d55d2-5306-5bc8-beb2-981f5d5392e4)
ProductEclipse Theia (7743629f-0c6d-5359-b944-9bf0794eebbb)
Edition*
Language*
Software edition*
Target software*
Target hardware*
Other*
NotesImported from gcve-enriched-dumps CVE data

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Vulnerability references

IdentifiercpeApplicabilitySubmitteddb.gcve.eu detailsRationale
CVE:CVE-2021-34436 vulnerable 2026-06-08 05:32:13.376088 Details available
In Eclipse Theia 0.1.1 to 0.2.0, it is possible to exploit the default build to obtain remote code execution (and XXE) via the theia-xml-extension. This extension uses lsp4xml (recently renamed to LemMinX) in order to provide language support for XML. This is installed by default.
Published: 2021-09-02T20:55:10.000Z
Updated: 2024-08-04T00:12:50.189Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2021-34435 vulnerable 2026-06-08 05:32:13.375068 Details available
In Eclipse Theia 0.3.9 to 1.8.1, the "mini-browser" extension allows a user to preview HTML files in an iframe inside the IDE. But with the way it is made it is possible for a previewed HTML file to trigger an RCE. This exploit only happens if a user previews a malicious file..
Published: 2021-09-01T17:20:09.000Z
Updated: 2024-08-04T00:12:50.149Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2021-28162 vulnerable 2026-06-08 05:31:23.033449 Details available
In Eclipse Theia versions up to and including 0.16.0, in the notification messages there is no HTML escaping, so Javascript code can run.
Published: 2021-03-12T21:40:15.000Z
Updated: 2024-08-03T21:40:12.087Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2021-28161 vulnerable 2026-06-08 05:31:23.032034 Details available
In Eclipse Theia versions up to and including 1.8.0, in the debug console there is no HTML escaping, so arbitrary Javascript code can be injected.
Published: 2021-03-12T21:40:14.000Z
Updated: 2024-08-03T21:40:12.191Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2020-27224 vulnerable 2026-06-08 05:23:52.434247 Details available
In Eclipse Theia versions up to and including 1.2.0, the Markdown Preview (@theia/preview), can be exploited to execute arbitrary code.
Published: 2021-02-24T16:40:24.000Z
Updated: 2024-08-04T16:11:36.023Z
Reference links
Imported from gcve-enriched-dumps CVE data
CVE:CVE-2019-17636 vulnerable 2026-06-08 05:13:10.891031 db.gcve.eu details were skipped to keep the page responsive. Imported from gcve-enriched-dumps CVE data

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