How severe is CVE-2018-14502?

CVE-2018-14502 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-14502 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-14502?

CVE-2018-14502 affects Kibokolabs Chained Quiz. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-14502?

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

When was CVE-2018-14502 published?

CVE-2018-14502 was published on 2020-03-10 and last updated on 2026-06-17.

CVE-2018-14502

CVE-2018-14502 is a critical-severity vulnerability in Kibokolabs Chained Quiz with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Kibokolabs Chained Quiz
Published: 2020-03-10
Last modified: 2026-06-17

Description

controllers/quizzes.php in the Kiboko Chained Quiz plugin before 1.0.9 for WordPress allows remote unauthenticated users to execute arbitrary SQL commands via the 'answer' and 'answers' parameters.

Frequently asked questions

What is CVE-2018-14502?: controllers/quizzes.php in the Kiboko Chained Quiz plugin before 1.0.9 for WordPress allows remote unauthenticated users to execute arbitrary SQL commands via the 'answer' and 'answers' parameters.
How severe is CVE-2018-14502?: CVE-2018-14502 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-14502 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-14502?: CVE-2018-14502 affects Kibokolabs Chained Quiz. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-14502?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-14502 published?: CVE-2018-14502 was published on 2020-03-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:kibokolabs:chained_quiz:*:*:*:*:*:wordpress:*:*

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