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CVE-2019-14537
CRITICAL
YOURLS through 1.7.3 is affected by a type juggling vulnerability in the api component that can result in login bypass.
Published: Aug 7, 2019
Modified: Jun 17, 2026
CWE-843
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| yourls | yourls | * |
GitHub Security Advisory GHSA-vf23-f26f-mjj9
Access of Resource Using Incompatible Type ('Type Confusion') in yourls/yourls
composer
yourls/yourls
< 1.7.4
Fixed: 1.7.4
References (10)
- https://github.com/Wocanilo/CVE-2019-14537 Exploit, Third Party Advisory
- https://github.com/YOURLS/YOURLS/commits/master Patch, Third Party Advisory
- https://github.com/YOURLS/YOURLS/pull/2542 Patch, Third Party Advisory
- https://github.com/YOURLS/YOURLS/releases Release Notes, Third Party Advisory
- https://security-garage.com/index.php/cves/cve-2019-14537-api-authentication-bypass-via-type-juggling Exploit, Third Party Advisory
- https://github.com/Wocanilo/CVE-2019-14537 Exploit, Third Party Advisory
- https://github.com/YOURLS/YOURLS/commits/master Patch, Third Party Advisory
- https://github.com/YOURLS/YOURLS/pull/2542 Patch, Third Party Advisory
- https://github.com/YOURLS/YOURLS/releases Release Notes, Third Party Advisory
- https://security-garage.com/index.php/cves/cve-2019-14537-api-authentication-bypass-via-type-juggling Exploit, Third Party Advisory
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
6.15%
Top 7% most likely to be exploited
Threat Score
41 / 100
Data Sources
NVD
EPSS
GitHub