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Vulnerability record · CVE-2023-50110 · published 30 December 2023

CVE-2023-50110: Testlink vulnerability

Testlink · Testlink

TestLink through 1.9.20 allows type juggling for authentication bypass because === is not used.

7.5 CVSS 3.1 High EPSS 0.65% · top 50.9%
7.5CVSS 3.1 base score
0.65%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

TestLink through 1.9.20 allows type juggling for authentication bypass because === is not used.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/TestLinkOpenSourceTRMS/testlink-code/pull/357 ExploitPatchVendor Advisory
https://github.com/TestLinkOpenSourceTRMS/testlink-code/pull/357 ExploitPatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2007-6006Testlink improper authentication vulnerabilityTestLink before 1.7.1 does not enforce an unspecified authorization mechanism, which has unknown impact and attack vectors.EPSS 1.4%9.8CVE-2020-12274Testlink vulnerabilityIn TestLink 1.9.20, the lib/cfields/cfieldsExport.php goback_url parameter causes a security risk because it depends on client input and is not const…EPSS 1.2%9.8CVE-2020-8637Testlink sql injection vulnerabilityA SQL injection vulnerability in TestLink 1.9.20 allows attackers to execute arbitrary SQL commands in dragdroptreenodes.php via the node_id paramete…EPSS 2.9%9.8CVE-2020-8638Testlink sql injection vulnerabilityA SQL injection vulnerability in TestLink 1.9.20 allows attackers to execute arbitrary SQL commands in planUrgency.php via the urgency parameter.EPSS 1.7%9.8CVE-2015-7390Testlink sql injection vulnerabilitySQL injection vulnerability in TestLink before 1.9.14 allows remote attackers to execute arbitrary SQL commands via the apikey parameter to lnl.php.EPSS 1.6%9.0CVE-2014-5308Testlink sql injection vulnerabilityMultiple SQL injection vulnerabilities in TestLink 1.9.11 allow remote authenticated users to execute arbitrary SQL commands via the (1) name paramet…EPSS 3.5%8.8CVE-2022-35196Testlink cross-site request forgery vulnerabilityTestLink v1.9.20 was discovered to contain a Cross-Site Request Forgery (CSRF) via /lib/plan/planView.php.EPSS 0.50%8.8CVE-2020-8639Testlink unrestricted file upload vulnerabilityAn unrestricted file upload vulnerability in keywordsImport.php in TestLink 1.9.20 allows remote attackers to execute arbitrary code by uploading a f…EPSS 16%

Source: NIST National Vulnerability Database (record CVE-2023-50110), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.