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Plugin 4 known issues Latest disclosed Jun 20, 2024

Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages Vulnerabilities

Review known vulnerability records for the WordPress plugin Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages (`convertkit`), including severity, CVE references, affected versions, and patch status.

Recent tracked CVEs on this page include CVE-2024-3961, CVE-2024-31245 and CVE-2023-2337, so operators can jump from disclosure to patch validation without scanning the full feed first.

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Known Records
4
High or Critical
0
Patch Coverage
100%
Last Updated
Jun 21, 2024
Related Security Guides

Use these guides while reviewing Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages fixes

Pair this plugin vulnerability hub with practical WordPress hardening, scanner, and patch workflow guidance.

Hardening
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Review patch cadence, privileged access, XML-RPC exposure, backups, and monitoring controls.
Plugin Security
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Use ownership, update testing, least privilege, and removal criteria to reduce plugin risk.
Scanning
WordPress vulnerability scanner buyer's guide

Compare scanner coverage for plugin CVEs, version detection, alert noise, and remediation workflow.
Patch Decision Workflow

How to prioritize Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages remediation

Use the hub as a decision layer before opening individual records: confirm whether the issue has a CVE, whether a fixed version exists, and whether the affected range overlaps production installs.

Search-Ready Records
4
1. Match the Package
Confirm the installed WordPress plugin slug is convertkit before acting on any CVE from this cluster.
2. Sort by Severity
Start with 0 high or critical records, then review medium and unrated findings with public references.
3. Check Patch Evidence
4 records include a patch path; verify compatibility before closing the finding.
4. Monitor Gaps
0 records still lack a listed fixed release, so keep this hub in the review queue.
High-Signal Remediation Targets
CVE-2022-4508 Medium
Stored Cross-Site Scripting remediation for Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages

Affected range: Versions up to 2.0.4. Fixed version: 2.0.5.

CVE-2023-2337 Medium
Cross-Site Scripting remediation for Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages

Affected range: Versions up to 2.2.0. Fixed version: 2.2.1.

CVE-2024-3961 Medium
Vulnerability remediation for Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages

Affected range: Versions up to 2.4.9. Fixed version: 2.4.9.1.

CVE-2024-31245 Medium
Sensitive Information Exposure remediation for Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages

Affected range: Versions up to 2.4.5. Fixed version: 2.4.6.

Priority CVE Quick Links

Fast paths into Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages CVE reports

Start with the highest-signal CVE records for this WordPress plugin before scanning the full vulnerability feed.

Indexed CVEs
4
Tracked CVE Issue Type Affected Versions Fixed Version CVSS
CVE-2022-4508
ConvertKit <= 2.0.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via S...
 Stored Cross-Site Scripting Versions up to 2.0.4 2.0.5 CVSS 6.4
CVE-2023-2337
ConvertKit <= 2.2.0 - Reflected Cross-Site Scripting
 Cross-Site Scripting Versions up to 2.2.0 2.2.1 CVSS 6.1
CVE-2024-3961
ConvertKit <= 2.4.9 - Missing Authorization
 Vulnerability Versions up to 2.4.9 2.4.9.1 CVSS 5.3
CVE-2024-31245
ConvertKit <= 2.4.5 - Unauthenticated Sensitive Information Exposure
 Sensitive Information Exposure Versions up to 2.4.5 2.4.6 CVSS 5.3
CVE-2022-4508 Medium 2.0.5
CVE-2022-4508 Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages Stored Cross-Site Scripting

ConvertKit <= 2.0.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode

CVE-2023-2337 Medium 2.2.1
CVE-2023-2337 Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages Cross-Site Scripting

ConvertKit <= 2.2.0 - Reflected Cross-Site Scripting

CVE-2024-3961 Medium 2.4.9.1
CVE-2024-3961 Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages Vulnerability

ConvertKit <= 2.4.9 - Missing Authorization

CVE-2024-31245 Medium 2.4.6
CVE-2024-31245 Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages Sensitive Information Exposure

ConvertKit <= 2.4.5 - Unauthenticated Sensitive Information Exposure

Coverage Snapshot

What this page helps you verify fast

This hub clusters tracked records for Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages so operators can confirm whether a disclosed issue maps to the installed slug, version range, and patch path.

Patch Visibility
4 records include a published patch path, leaving 0 with no listed safe release yet.
Severity Mix
0 critical and 0 high severity findings.
Recent CVEs
CVE-2024-3961, CVE-2024-31245 and CVE-2023-2337
Reference Workflow
Jump from the hub into the full report when you need remediation notes, exploit context, CVSS vectors, or source references.
Triage First

Open the records most likely to drive action

These recent records surface the CVE strings, patch cues, and direct report links most operators need first.

Known Vulnerabilities

Reports for Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages

Sorted by latest disclosure date so newly published issues surface first.

Plugin Medium Patched: Yes CVE-2024-3961
CVE-2024-3961: ConvertKit <= 2.4.9 - Missing Authorization

The ConvertKit – Email Newsletter, Email Marketing, Subscribers and Landing Pages plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the tag_subscriber function in all versions up to, and including, 2.4.9. This makes it po...

Published
Jun 20, 2024
Patched Release
2.4.9.1
Affected Versions
Versions up to 2.4.9
Next Step
Update to 2.4.9.1 or newer if supported.
Review CVE-2024-3961 fixed version details Open CVE Reference
Plugin Medium Patched: Yes CVE-2024-31245
CVE-2024-31245: ConvertKit <= 2.4.5 - Unauthenticated Sensitive Information Exposure

The ConvertKit – Email Newsletter, Email Marketing, Subscribers and Landing Pages plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.4.5 via log files. This makes it possible for unauthenticated attackers to extract sensit...

Published
Apr 05, 2024
Patched Release
2.4.6
Affected Versions
Versions up to 2.4.5
Next Step
Update to 2.4.6 or newer if supported.
Review CVE-2024-31245 fixed version details Open CVE Reference
Plugin Medium Patched: Yes CVE-2023-2337
CVE-2023-2337: ConvertKit <= 2.2.0 - Reflected Cross-Site Scripting

TheConvertKit plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'page' parameter in versions up to, and including, 2.2.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary...

Published
May 15, 2023
Patched Release
2.2.1
Affected Versions
Versions up to 2.2.0
Next Step
Update to 2.2.1 or newer if supported.
Review CVE-2023-2337 fixed version details Open CVE Reference
Plugin Medium Patched: Yes CVE-2022-4508
CVE-2022-4508: ConvertKit <= 2.0.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode

The ConvertKit plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcodes in versions up to, and including, 2.0.4 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated at...

Published
Dec 23, 2022
Patched Release
2.0.5
Affected Versions
Versions up to 2.0.4
Next Step
Update to 2.0.5 or newer if supported.
Review CVE-2022-4508 fixed version details Open CVE Reference