High severity · published Jun 2, 2022
CVE-2021-43306
An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the jquery-validation npm package, when an attacker is able to supply arbitrary input to the url2…
7.5
CVSS
1.5%
EPSS
No
On KEV
Description
An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the jquery-validation npm package, when an attacker is able to supply arbitrary input to the url2 method
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JV
Jquery Validation · Jqueryvalidation
before 1.19.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-43306
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-43306
Exploit
https://research.jfrog.com/vulnerabilities/jquery-validation-redos-xray-211348/
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