How severe is CVE-2024-56003?

CVE-2024-56003 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-2024-56003 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-56003?

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

Does CVE-2024-56003 have an EU (EUVD) identifier?

Yes. CVE-2024-56003 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52902.

When was CVE-2024-56003 published?

CVE-2024-56003 was published on 2024-12-16 and last updated on 2026-06-17.

CVE-2024-56003

CVE-2024-56003 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% (27th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-52902
Weakness: CWE-862
Published: 2024-12-16
Last modified: 2026-06-17

Description

Missing Authorization vulnerability in David Cramer Caldera SMTP Mailer caldera-smtp-mailer.This issue affects Caldera SMTP Mailer: from n/a through <= 1.0.1.

Frequently asked questions

What is CVE-2024-56003?: Missing Authorization vulnerability in David Cramer Caldera SMTP Mailer caldera-smtp-mailer.This issue affects Caldera SMTP Mailer: from n/a through <= 1.0.1.
How severe is CVE-2024-56003?: CVE-2024-56003 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-2024-56003 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-56003?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-56003 have an EU (EUVD) identifier?: Yes. CVE-2024-56003 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52902.
When was CVE-2024-56003 published?: CVE-2024-56003 was published on 2024-12-16 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/caldera-smtp-mailer/vulnerability/wordpress-caldera-smtp-mailer-plugin-1-0-1-broken-access-control-vulnerability?_s_id=cve

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