CVE-2025-4690

AngularJS 'linky' filter ReDoS

MEDIUM
4.3
CVSS Score
Published: August 19, 2025 at 01:19 PM UTC
Updated: June 17, 2026 at 09:33 AM UTC
1 product affected across 1 vendorAngularJS

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

A regular expression used by AngularJS'  linky https://docs.angularjs.org/api/ngSanitize/filter/linky  filter to detect URLs in input text is vulnerable to super-linear runtime due to backtracking. With a large carefully-crafted input, this can cause a Regular expression Denial of Service (ReDoS) https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS  attack on the application. This issue affects all versions of AngularJS. Note: The AngularJS project is End-of-Life and will not receive any updates to address this issue. For more information see here https://docs.angularjs.org/misc/version-support-status .

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Technical DescriptionExploit
Source: 36c7be3b-2937-45df-85ea-ca7133ea542c
https://codepen.io/herodevs/pen/RNNEPzP/751b91eab7730dff277523f3d50e4b77
Third Party Advisory
Source: 36c7be3b-2937-45df-85ea-ca7133ea542c
https://www.herodevs.com/vulnerability-directory/cve-2025-4690

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMHeroDevs
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-1333

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