High severity · published Mar 29, 2021
CVE-2021-23358
The package underscore from 1.13.0-0 and before 1.13.0-2, from 1.3.2 and before 1.12.1 are vulnerable to Arbitrary Code Injection via the template function, particularly when a…
7.2
CVSS
4.2%
EPSS
No
On KEV
Description
The package underscore from 1.13.0-0 and before 1.13.0-2, from 1.3.2 and before 1.12.1 are vulnerable to Arbitrary Code Injection via the template function, particularly when a variable property is passed as an argument as it is not sanitized.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.2% · higher than 91% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0; 10.0 · source: NVD
FE
Fedora · Fedoraproject
33; 34 · source: NVD
TE
Tenable.sc · Tenable
through 5.18.0 · source: NVD
UN
Underscore · Underscorejs
1.3.2 before 1.12.1; 1.13.0-0 before 1.13.0-2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-23358
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-23358
Broken Link
https://github.com/jashkenas/underscore/blob/master/modules/template.js%23L71
lists.apache.org
https://lists.apache.org/thread.html/r5df90c46f7000c4aab246e947f62361ecfb849c5a553dcdb0ef545e1%40%3Cissues.cordova.apache.org%3E
lists.apache.org
https://lists.apache.org/thread.html/r770f910653772317b117ab4472b0a32c266ee4abbafda28b8a6f9306%40%3Cissues.cordova.apache.org%3E
lists.apache.org
https://lists.apache.org/thread.html/raae088abdfa4fbd84e1d19d7a7ffe52bf8e426b83e6599ea9a734dba%40%3Cissues.cordova.apache.org%3E
lists.apache.org
https://lists.apache.org/thread.html/rbc84926bacd377503a3f5c37b923c1931f9d343754488d94e6f08039%40%3Cissues.cordova.apache.org%3E
lists.apache.org
https://lists.apache.org/thread.html/re69ee408b3983b43e9c4a82a9a17cbbf8681bb91a4b61b46f365aeaf%40%3Cissues.cordova.apache.org%3E
More from Debian Linux
10.0
CVE-2025-32433
Erlang/OTP SSH Vulnerable to Pre-Authentication RCE
10.0
CVE-2025-24201
Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability
10.0
CVE-2021-44228
Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints
10.0
CVE-2015-3306
ProFTPD Improper Access Control Vulnerability
9.8
CVE-2026-111497
Out-of-Bounds Write in Google Brotli Decoder
