Resource exhaustion in Codemirror

CVE-2020-7760

This affects the package codemirror before 5.58.2; the package org.apache.marmotta.webjars:codemirror before 5.58.2. The vulnerable regular expression is located in https://github.com/codemirror/CodeMirror/blob/cdb228ac736369c685865b122b73…

Vulnerability class: DoS (Denial of Service)

EPSS: 0.052 (91.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-7760?
CVE-2020-7760 is a medium-severity vulnerability in Codemirror, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2020-10-30.
How severe is CVE-2020-7760?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2020-7760 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.