How severe is CVE-2026-24358?

CVE-2026-24358 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-24358 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-24358?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-24358 have an EU (EUVD) identifier?

Yes. CVE-2026-24358 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-3826.

When was CVE-2026-24358 published?

CVE-2026-24358 was published on 2026-01-22 and last updated on 2026-06-17.

CVE-2026-24358

CVE-2026-24358 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-3826
Weakness: CWE-862
Published: 2026-01-22
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in ExpressTech Systems Quiz And Survey Master quiz-master-next allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Quiz And Survey Master: from n/a through <= 10.3.3.

Frequently asked questions

What is CVE-2026-24358?: Missing Authorization vulnerability in ExpressTech Systems Quiz And Survey Master quiz-master-next allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Quiz And Survey Master: from n/a through <= 10.3.3.
How severe is CVE-2026-24358?: CVE-2026-24358 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-24358 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-24358?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-24358 have an EU (EUVD) identifier?: Yes. CVE-2026-24358 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-3826.
When was CVE-2026-24358 published?: CVE-2026-24358 was published on 2026-01-22 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/quiz-master-next/vulnerability/wordpress-quiz-and-survey-master-plugin-10-3-3-broken-access-control-vulnerability?_s_id=cve

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