Secuno
ENNL
Book demo

CVE-2024-10542

Cleantalk Anti-spam remote code execution

9.8 CRITICALEPSS 15.4%
  1. Published26 Nov 2024

Description

The Spam protection, Anti-Spam, FireWall by CleanTalk plugin for WordPress is vulnerable to unauthorized Arbitrary Plugin Installation due to an authorization bypass via reverse DNS spoofing on the checkWithoutToken function in all versions up to, and including, 6.43.2. 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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Cleantalk Anti-spam< 6.44

Remediation

Fixed in
Cleantalk Anti-spam≥ 6.44

References

Related CVEs

Recent high-severity vulnerabilities sharing a weakness type.

CVE-2026-891089.1
SAP Manufacturing Integration and Intelligence does not sufficiently enforce…
CVE-2026-1096408.1
Frappe ERPNext before 16.22.0 contains a missing authorization vulnerability that…
CVE-2026-843158.3
Nginx UI is a web user interface for the Nginx web server. Prior to 2.4.1, Nginx UI…
CVE-2026-571189.8
PraisonAI is a multi-agent teams system. Prior to praisonaiagents 1.6.59,…
CVE-2026-1092018.3
LogicalDOC Community Edition through 9.3 contains a missing authorization vulnerability…
CVE-2026-1091858.8
jshERP through 3.6 contains a missing authorization vulnerability in the UserController…

Frequently asked

Is CVE-2024-10542 being actively exploited?

CVE-2024-10542 is not in the CISA KEV catalog. Its EPSS exploit probability is 15.4%.

How severe is CVE-2024-10542?

CVE-2024-10542 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 15.4% probability of exploitation.

Which products are affected by CVE-2024-10542?

Affected products include Cleantalk Anti-spam.

How do I fix CVE-2024-10542?

Upgrade affected software to a fixed version, for example Cleantalk Anti-spam 6.44 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-10542 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

See how prioritisation worksBook a demo

Get Patch this first every Monday

Five vulnerabilities that matter this week, ranked on real exploitation. Plain language, one email, no spam.

You can unsubscribe with one click from every issue. We handle your details as described in our privacy policy.

Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.