Medium severity · published Sep 15, 2021
CVE-2021-3801
prism is vulnerable to Inefficient Regular Expression Complexity
6.5
CVSS
1%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PR
Prism · Prismjs
before 1.25.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-3801
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-3801
Patch
https://github.com/prismjs/prism/commit/0ff371bb4775a131634f47d0fe85794c547232f9
Exploit
https://huntr.dev/bounties/8c16ab31-6eb6-46d1-b9a4-387222fe1b8a
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