CVE-2021-34435

mediumPriorität · verfolgen · 35EPSS 0.006 · 48. PerzentilEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.60% (48th) EPSS

CVSS 6.8 · medium

Is it mine?

4 products

Prüfe deine Angriffsfläche

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · bewertet 2026-10-27

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..

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

8.8

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 6.8–8.8

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USAusnutzbarkeit 8.6 · Auswirkung 6.4

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USAusnutzbarkeit 2.8 · Auswirkung 5.9

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · OSV

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-346USprimärCWE-346USCWE-668USCWE-942USCWE-942US

betroffene Produkte (4)

Betroffene Produkte und Versionsbereiche.

The Eclipse Foundation Eclipse Theia≤ unspecified ≤1.8.1enisa_euvdEU
The Eclipse Foundation Eclipse Theia0.3.9 → unspecifiedenisa_euvdEU
eclipse theia0.3.9 → 1.8.1nvdUScpe:2.3:a:eclipse:theia:*:*:*:*:*:*:*:*
npm @theia/mini-browser0.3.9 → 1.9.0osvUSpkg:npm/%40theia/mini-browser

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

GHSA-v9w2-v7j9-rjprRemote code execution in Eclipse Theia2021-09-02ghsa · osvUS
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.

auch bekannt als (3)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

veröffentlicht 2021-09-01geändert 2026-06-17

verwandt (925)

Verwandte Einträge.

ID	Schweregrad	EPSS	ausnutzbar	veröffentlicht
CVE-2025-34291US	high8.8OT kritisch	92.8% (100th)	KEV	2025-12-05
Langflow versions up to and including 1.6.9 contain a chained vulnerability that enables account takeover and remote code execution. An overly permissive CORS configuration (allow_…
CVE-2015-4495US	high8.8OT kritisch	68.6% (99th)	KEV	2015-08-08
The PDF reader in Mozilla Firefox before 39.0.3, Firefox ESR 38.x before 38.1.1, and Firefox OS before 2.2 allows remote attackers to bypass the Same Origin Policy, and read arbitr…
CVE-2024-23898US	high8.8	67.2% (99th)	Exploit	2024-01-24
Jenkins 2.217 through 2.441 (both inclusive), LTS 2.222.1 through 2.426.2 (both inclusive) does not perform origin validation of requests made through the CLI WebSocket endpoint, r…
CVE-2009-1185US	high7.2OT hoch	80.5% (100th)	Exploit	2009-04-17
udev before 1.4.1 does not verify whether a NETLINK message originates from kernel space, which allows local users to gain privileges by sending a NETLINK message from user space.
CVE-2023-29711US	critical9.8	70.3% (99th)	—	2023-06-22
An incorrect access control issue was discovered in Interlink PSG-5124 version 1.0.4, allows attackers to execute arbitrary code via crafted GET request.

+920 weitere

Referenzen (4)

Externe Belege — Patches, Meldungen, Analysen.

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