angular vulnerable to regular expression denial of service via the angular.copy() utility

Description

All versions of the package angular 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.

Recommendation

No fix is available yet. Followings are affected versions:

<= 1.8.3

References

GHSA-2vrf-hf26-jrp5
security.snyk.io
stackblitz.com
lists.fedoraproject.org
lists.debian.org
CVE-2023-26116
CWE-1333
CAPEC-310
OWASP 2021-A6

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See something that needs correcting? Let us knowUpdated November 03, 2025