CVE-2021-41038 — MEDIUM (6.1)

Q: What is CVE-2021-41038?

CVE-2021-41038 is a vulnerability with a CVSS score of 6.1 (MEDIUM). In versions of the @theia/plugin-ext component of Eclipse Theia prior to 1.18.0, Webview contents can be hijacked via postMessage().

Q: How severe is CVE-2021-41038?

CVE-2021-41038 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-41038?

Check the references section above for vendor advisories and patch information. Affected products include: Eclipse Theia.

Vulnerability Description

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

CVSS Score

6.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Eclipse	Theia	< 1.18.0

Related Weaknesses (CWE)

CWE-940

References

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

FAQ

What is CVE-2021-41038?

CVE-2021-41038 is a vulnerability with a CVSS score of 6.1 (MEDIUM). In versions of the @theia/plugin-ext component of Eclipse Theia prior to 1.18.0, Webview contents can be hijacked via postMessage().

How severe is CVE-2021-41038?

CVE-2021-41038 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-41038?

Check the references section above for vendor advisories and patch information. Affected products include: Eclipse Theia.