Vulnerability in Angularjs

CVE-2023-26116

Versions of the package angular from 1.2.21 are vulnerable to Regular Expression Denial of Service (ReDoS) via the angular.copy() utility function due to the usage of an insecure regular expression. Exploiting this vulnerability is possible by a large carefully-crafted input, which can result in catastrophic backtracking.

Vulnerability class: ReDoS (Regular Expression Denial of Service)

EPSS: 0.017 (74.8th 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

  • Angularjs
  • Fedoraproject Fedora — versions 38
  • N/a Angular — versions 1.2.21
  • N/a Org.webjars.bower:angular — versions 1.2.21
  • N/a Org.webjars.bowergithub.angular:angular — versions 0
  • N/a Org.webjars.npm:angular — versions 1.2.23

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-26116?
CVE-2023-26116 is a medium-severity vulnerability in Angularjs, classified under Inefficient Regular Expression Complexity. CVSS score: 5.3/10. Published 2023-03-30.
How severe is CVE-2023-26116?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2023-26116 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.