Critical severity · published May 11, 2021
CVE-2021-31897
In JetBrains WebStorm before 2021.1, code execution without user confirmation was possible for untrusted projects
9.8
CVSS
1.5%
EPSS
No
On KEV
Description
In JetBrains WebStorm before 2021.1, code execution without user confirmation was possible for untrusted projects.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WE
Webstorm · Jetbrains
before 2021.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-31897
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-31897
Vendor Advisory
https://blog.jetbrains.com
Vendor Advisory
https://blog.jetbrains.com/blog/2021/05/07/jetbrains-security-bulletin-q1-2021/
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