CVE-2023-26118

Name: CVE-2023-26118
Creator: NVD / NIST
Published: 2023-03-30T05:15:07.75+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.70%

Last modified Jun 17, 2026

CVE-2023-26118 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Versions of the package angular from 1.4.9 are vulnerable to Regular Expression Denial of Service (ReDoS) via the <input type="url"> element due to the usage of an insecure regular expression in the input[url] functionality. Exploiting this vulnerability is possible by a large carefully-crafted input, which can result in catastrophic backtracking.. EPSS estimates a 1.70% chance of exploitation in the next 30 days.

Description

Versions of the package angular from 1.4.9 are vulnerable to Regular Expression Denial of Service (ReDoS) via the <input type="url"> element due to the usage of an insecure regular expression in the input[url] functionality. Exploiting this vulnerability is possible by a large carefully-crafted input, which can result in catastrophic backtracking.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

1.70%

74.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Angularjs	Angularjs	>= 1.4.9, <= 1.8.3
Fedoraproject	Fedora	38

References

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OQWJLE5WE33WNMA54XSJIDXBRK2KL3XJ/Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UDKFLKJ6VZKL52AFVW2OVZRMJWHMW55K/
https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-5406326Exploit, Third Party Advisory
https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBANGULAR-5406328Exploit
https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-5406327Exploit, Third Party Advisory
https://security.snyk.io/vuln/SNYK-JS-ANGULAR-3373046Exploit, Third Party Advisory
https://stackblitz.com/edit/angularjs-vulnerability-inpur-url-validation-redosExploit, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2025/07/msg00005.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OQWJLE5WE33WNMA54XSJIDXBRK2KL3XJ/Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UDKFLKJ6VZKL52AFVW2OVZRMJWHMW55K/
https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-5406326Exploit, Third Party Advisory
https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBANGULAR-5406328Exploit
https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-5406327Exploit, Third Party Advisory
https://security.snyk.io/vuln/SNYK-JS-ANGULAR-3373046Exploit, Third Party Advisory
https://stackblitz.com/edit/angularjs-vulnerability-inpur-url-validation-redosExploit, Third Party Advisory

Timeline

Published: Mar 30, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-26118?

How severe is CVE-2023-26118?

CVE-2023-26118 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.70% probability of exploitation in the next 30 days.

How do I fix CVE-2023-26118?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-26118?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST