CVE-2022-33201

WordPress MailerLite – Signup forms (official) plugin <= 1.5.7 - Cross-Site Request Forgery (CSRF) vulnerability

HIGH

8.8

CVSS Score

Published: August 5, 2022 at 03:08 PM UTC

Updated: June 17, 2026 at 04:48 AM UTC

1 product affected across 1 vendorMailerlite Signup Forms

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Severity

HIGH8.8

Exploit prediction

EPSS 0.4%

SSVC

No known exploit

Description

Cross-Site Request Forgery (CSRF) vulnerability in MailerLite – Signup forms (official) plugin <= 1.5.7 at WordPress allows an attacker to change the API key.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Mailerlite Signup Forms · Mailerlitewordpress-plugin

95%

v < 1.5.8<= 1.5.7 ≤ v ≤ 1.5.7<= 1.5.7

Affected range stops below 1.5.8, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://patchstack.com/database/vulnerability/official-mailerlite-sign-up-forms/wordpress-mailerlite-signup-forms-official-plugin-1-5-7-cross-site-request-forgery-csrf-vulnerability

References (2)

x_refsource_CONFIRMPatchThird Party Advisory

Source: [email protected]

https://patchstack.com/database/vulnerability/official-mailerlite-sign-up-forms/wordpress-mailerlite-signup-forms-official-plugin-1-5-7-cross-site-request-forgery-csrf-vulnerability

x_refsource_CONFIRMRelease NotesThird Party Advisory

Source: [email protected]

https://wordpress.org/plugins/official-mailerlite-sign-up-forms/#developers

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGH[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-352

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