CVE-2023-26117

Versions of the package angular from 1.0.0 are vulnerable to Regular Expression Denial of Service (ReDoS) via the $resource service 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.

Affected

angular · org.webjars.bower:angular · org.webjars.npm:angular · org.webjars.bowergithub.angular:angular

CVSS v3.1 NVD

5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS

1.70% chance of exploitation in the next 30 days, 77th percentile

Published

2023-03-30

Updated

2025-11-03

Proof-of-concept exploits (4)

• https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-5406323
• https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBANGULAR-5406325
• https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-5406324
• https://security.snyk.io/vuln/SNYK-JS-ANGULAR-3373045

Security advisories

• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/me…
• https://stackblitz.com/edit/angularjs-vulnerability-resource-trailing-slashes-redos
• advisories/GHSA-2qqx-w9hr-q5gx

References

• CVE Record
• NVD entry