Medium severity · published Nov 10, 2021
CVE-2021-41038
In versions of the @theia/plugin-ext component of Eclipse Theia prior to 1.18.0, Webview contents can be hijacked via postMessage()
6.1
CVSS
0.7%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TH
Theia · Eclipse
before 1.18.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-41038
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-41038
Exploit
https://bugs.eclipse.org/bugs/show_bug.cgi?id=575924
Patch
https://github.com/eclipse-theia/theia/pull/10125
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