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CVE-2023-50110· NVD / CVE Program· CNA mitre

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

HighCVSS 7.5 · v3.1—No exploit No fix recorded
Published
Dec 30, 2023
Updated
Jun 17, 2026
EPSS
0.7% · 49th percentile
CWE
—
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Report tools

JSON

Action score

30

Monitor

Low priority for now.

CVSS
30 / 40 · 7.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.7%

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Affected systems

VendorProduct
testlinktestlink

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • testlink testlinkup to 1.9.20 inclusive

Same product

testlink: all records

Other highest-scoring records for the same primary product.

  • CVE-2020-8639An unrestricted file upload vulnerability in keywordsImport.php in TestLink 1.9.20 allows remote attackers to execute arbitrary code by uplo
    40Plan
  • CVE-2020-8638A SQL injection vulnerability in TestLink 1.9.20 allows attackers to execute arbitrary SQL commands in planUrgency.php via the urgency param
    40Plan
  • CVE-2020-8637A SQL injection vulnerability in TestLink 1.9.20 allows attackers to execute arbitrary SQL commands in dragdroptreenodes.php via the node_id
    40Plan
  • CVE-2007-6006TestLink before 1.7.1 does not enforce an unspecified authorization mechanism, which has unknown impact and attack vectors.
    40Plan
  • CVE-2020-12274In TestLink 1.9.20, the lib/cfields/cfieldsExport.php goback_url parameter causes a security risk because it depends on client input and is
    39Monitor
  • CVE-2015-7390SQL injection vulnerability in TestLink before 1.9.14 allows remote attackers to execute arbitrary SQL commands via the apikey parameter to
    39Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
high · data or configuration can be modified
Availability
none
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
None
Integrity impact
High
Availability impact
None

Weakness class (CWE)

—

CVSS vector

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

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

All records