How severe is CVE-2024-53804?

CVE-2024-53804 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 high, integrity none, and availability none.

Is CVE-2024-53804 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-53804?

CVE-2024-53804 affects Wpmailster Wp Mailster. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-53804?

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.

Does CVE-2024-53804 have an EU (EUVD) identifier?

Yes. CVE-2024-53804 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52136.

When was CVE-2024-53804 published?

CVE-2024-53804 was published on 2024-12-06 and last updated on 2026-06-17.

CVE-2024-53804

CVE-2024-53804 is a high-severity vulnerability in Wpmailster Wp Mailster 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. The underlying weakness is classified as CWE-201.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-52136
Weakness: CWE-201
Affected product: Wpmailster Wp Mailster
Published: 2024-12-06
Last modified: 2026-06-17

Description

Insertion of Sensitive Information Into Sent Data vulnerability in brandtoss WP Mailster wp-mailster allows Retrieve Embedded Sensitive Data.This issue affects WP Mailster: from n/a through <= 1.8.16.0.

Frequently asked questions

What is CVE-2024-53804?: Insertion of Sensitive Information Into Sent Data vulnerability in brandtoss WP Mailster wp-mailster allows Retrieve Embedded Sensitive Data.This issue affects WP Mailster: from n/a through <= 1.8.16.0.
How severe is CVE-2024-53804?: CVE-2024-53804 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 high, integrity none, and availability none.
Is CVE-2024-53804 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-53804?: CVE-2024-53804 affects Wpmailster Wp Mailster. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-53804?: 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.
Does CVE-2024-53804 have an EU (EUVD) identifier?: Yes. CVE-2024-53804 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52136.
When was CVE-2024-53804 published?: CVE-2024-53804 was published on 2024-12-06 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/wp-mailster/vulnerability/wordpress-wp-mailster-plugin-1-8-16-0-sensitive-data-exposure-vulnerability?_s_id=cve

Affected products (1)

cpe:2.3:a:wpmailster:wp_mailster:*:*:*:*:*:wordpress:*:*

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