CVE-2021-41038

MEDIUM
6.1
CVSS Score
Published: November 10, 2021 at 05:05 PM UTC
Updated: June 17, 2026 at 04:07 AM UTC
1 product affected across 1 vendorTheia

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.7%

Description

In versions of the @theia/plugin-ext component of Eclipse Theia prior to 1.18.0, Webview contents can be hijacked via postMessage().

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.18.0
Affected range stops below 1.18.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

x_refsource_CONFIRMExploitIssue TrackingThird Party Advisory
https://bugs.eclipse.org/bugs/show_bug.cgi?id=575924
x_refsource_CONFIRMPatchThird Party Advisory
https://github.com/eclipse-theia/theia/pull/10125

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-940NVD-CWE-Other

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