How severe is CVE-2023-50110?

CVE-2023-50110 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2023-50110 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-50110?

CVE-2023-50110 affects Testlink. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-50110?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-50110 published?

CVE-2023-50110 was published on 2023-12-30 and last updated on 2026-06-17.

CVE-2023-50110

CVE-2023-50110 is a high-severity vulnerability in Testlink with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Testlink
Published: 2023-12-30
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2023-50110?: TestLink through 1.9.20 allows type juggling for authentication bypass because === is not used.
How severe is CVE-2023-50110?: CVE-2023-50110 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2023-50110 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-50110?: CVE-2023-50110 affects Testlink. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-50110?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-50110 published?: CVE-2023-50110 was published on 2023-12-30 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:a:testlink:testlink:*:*:*:*:*:*:*:*

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