How severe is CVE-2024-10781?

CVE-2024-10781 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-10781 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-10781?

CVE-2024-10781 affects Cleantalk Spam Protection, Antispam, Firewall. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-10781?

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-2024-10781 have an EU (EUVD) identifier?

Yes. CVE-2024-10781 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-33455.

When was CVE-2024-10781 published?

CVE-2024-10781 was published on 2024-11-26 and last updated on 2026-06-17.

CVE-2024-10781

CVE-2024-10781 is a high-severity vulnerability in Cleantalk Spam Protection, Antispam, Firewall with a CVSS 3.x base score of 8.1. 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-703.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-33455
Weakness: CWE-703
Affected product: Cleantalk Spam Protection, Antispam, Firewall
Published: 2024-11-26
Last modified: 2026-06-17

Description

The Spam protection, Anti-Spam, FireWall by CleanTalk plugin for WordPress is vulnerable to unauthorized Arbitrary Plugin Installation due to an missing empty value check on the 'api_key' value in the 'perform' function in all versions up to, and including, 6.44. This makes it possible for unauthenticated attackers to install and activate arbitrary plugins which can be leveraged to achieve remote code execution if another vulnerable plugin is installed and activated.

Frequently asked questions

What is CVE-2024-10781?: The Spam protection, Anti-Spam, FireWall by CleanTalk plugin for WordPress is vulnerable to unauthorized Arbitrary Plugin Installation due to an missing empty value check on the 'api_key' value in the 'perform' function in all versions up to, and including, 6.44. This makes it possible for unauthenticated attackers to install and activate arbitrary plugins which can be leveraged to achieve remote code execution if another vulnerable plugin is installed and activated.
How severe is CVE-2024-10781?: CVE-2024-10781 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-10781 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-10781?: CVE-2024-10781 affects Cleantalk Spam Protection, Antispam, Firewall. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-10781?: 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-2024-10781 have an EU (EUVD) identifier?: Yes. CVE-2024-10781 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-33455.
When was CVE-2024-10781 published?: CVE-2024-10781 was published on 2024-11-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cleantalk:spam_protection\,_antispam\,_firewall:*:*:*:*:*:wordpress:*:*

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