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)

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.017 (76.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-26116: held from 0.017 to 0.017.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

  • Angularjs
  • Fedoraproject Fedora — versions 38
  • Angular — versions 1.2.21
  • Org.webjars.bower:angular — versions 1.2.21
  • Org.webjars.bowergithub.angular:angular — versions 0
  • 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.