How severe is CVE-2023-38483?

CVE-2023-38483 has a CVSS 3.x base score of 5.4, 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 low.

Is CVE-2023-38483 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-38483?

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

Does CVE-2023-38483 have an EU (EUVD) identifier?

Yes. CVE-2023-38483 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-42299.

When was CVE-2023-38483 published?

CVE-2023-38483 was published on 2024-12-13 and last updated on 2026-06-17.

CVE-2023-38483

CVE-2023-38483 is a medium-severity vulnerability with a CVSS 3.x base score of 5.4. 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 5.4)
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-42299
Weakness: CWE-862
Published: 2024-12-13
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in Dylan Blokhuis Instant CSS allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Instant CSS: from n/a through 1.1.4.

Frequently asked questions

What is CVE-2023-38483?: Missing Authorization vulnerability in Dylan Blokhuis Instant CSS allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Instant CSS: from n/a through 1.1.4.
How severe is CVE-2023-38483?: CVE-2023-38483 has a CVSS 3.x base score of 5.4, 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 low.
Is CVE-2023-38483 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-38483?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-38483 have an EU (EUVD) identifier?: Yes. CVE-2023-38483 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-42299.
When was CVE-2023-38483 published?: CVE-2023-38483 was published on 2024-12-13 and last updated on 2026-06-17.

References

https://patchstack.com/database/wordpress/plugin/instant-css/vulnerability/wordpress-instant-css-plugin-1-1-4-broken-access-control-vulnerability?_s_id=cve

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