Vulnerability Report

CVE-2023-26118

Title: ReDoS in Angular <input type="url"> element

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2023-26118.

CWE Category CWE-1333
Published Date Mar 30, 2023
Modified Date Nov 20, 2025
Exploit Status Not Found
Score 5.3 CVSS v3.1
Exploit Probability (EPSS)
1.70%

Vulnerability Summary

CVE-2023-26118: 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.

Impacted Vendors

A
angularjs 1

Reference Links

https://lists.fedoraproject.org/archives/list/[email protected]/message/OQWJLE5WE33WNMA54XSJIDXBRK2KL3XJ/ https://lists.fedoraproject.org/archives/list/[email protected]/message/UDKFLKJ6VZKL52AFVW2OVZRMJWHMW55K/ https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-5406326 https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBANGULAR-5406328 https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-5406327 https://security.snyk.io/vuln/SNYK-JS-ANGULAR-3373046 https://stackblitz.com/edit/angularjs-vulnerability-inpur-url-validation-redos https://lists.debian.org/debian-lts-announce/2025/07/msg00005.html https://lists.fedoraproject.org/archives/list/[email protected]/message/OQWJLE5WE33WNMA54XSJIDXBRK2KL3XJ/ https://lists.fedoraproject.org/archives/list/[email protected]/message/UDKFLKJ6VZKL52AFVW2OVZRMJWHMW55K/ https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-5406326 https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBANGULAR-5406328 https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-5406327 https://security.snyk.io/vuln/SNYK-JS-ANGULAR-3373046 https://stackblitz.com/edit/angularjs-vulnerability-inpur-url-validation-redos
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.3
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.3
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2023-26118 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Stack

No specific products linked.