How severe is CVE-2024-4355?

CVE-2024-4355 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 low, integrity none, and availability none.

Is CVE-2024-4355 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-4355?

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

Does CVE-2024-4355 have an EU (EUVD) identifier?

Yes. CVE-2024-4355 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-43991.

When was CVE-2024-4355 published?

CVE-2024-4355 was published on 2024-05-30 and last updated on 2026-06-17.

CVE-2024-4355

CVE-2024-4355 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% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-43991
Weakness: CWE-862
Published: 2024-05-30
Last modified: 2026-06-17

Description

The Block Bad Bots and Stop Bad Bots Crawlers and Spiders and Anti Spam Protection plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the stopbadbots_get_ajax_data() function in all versions up to, and including, 10.23. This makes it possible for authenticated attackers, with subscriber-level access and above, to expose visitor data.

Frequently asked questions

What is CVE-2024-4355?: The Block Bad Bots and Stop Bad Bots Crawlers and Spiders and Anti Spam Protection plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the stopbadbots_get_ajax_data() function in all versions up to, and including, 10.23. This makes it possible for authenticated attackers, with subscriber-level access and above, to expose visitor data.
How severe is CVE-2024-4355?: CVE-2024-4355 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 low, integrity none, and availability none.
Is CVE-2024-4355 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-4355?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-4355 have an EU (EUVD) identifier?: Yes. CVE-2024-4355 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-43991.
When was CVE-2024-4355 published?: CVE-2024-4355 was published on 2024-05-30 and last updated on 2026-06-17.

References

Other CWE-862 (Missing Authorization) vulnerabilities

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CVE-2025-30416 — Critical (CVSS 10.0): Sensitive data disclosure and manipulation due to missing authorization. The following products are affected: Acronis…
CVE-2025-45854 — Critical (CVSS 10.0): /server/executeExec of JEHC-BPM 2.0.1 allows attackers to execute arbitrary code via execParams.

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