Resource exhaustion in Axios

CVE-2021-3749

axios is vulnerable to Inefficient Regular Expression Complexity

Vulnerability class: ReDoS (Regular Expression Denial of Service)

EPSS: 0.079 (94.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-3749?
CVE-2021-3749 is a high-severity vulnerability in Axios, classified under Inefficient Regular Expression Complexity. CVSS score: 7.5/10. Published 2021-08-31.
How severe is CVE-2021-3749?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-3749 known to be exploited?
47 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.