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CVE-2022-1604

MailerLite < 1.5.4 - Reflected Cross-Site Scripting

6.1 Medium

The MailerLite WordPress plugin before 1.5.4 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

0.86%Unchanged since Jun 14, 2022
90%50%10%1%

What each source reports

NVD Score used 6.1

The MailerLite WordPress plugin before 1.5.4 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting

Record
CVE-2022-1604
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness
CWE-79
Updated
2026-11-02
CVE List No score

MailerLite < 1.5.4 - Reflected Cross-Site Scripting

The MailerLite WordPress plugin before 1.5.4 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting

Record
CVE-2022-1604
Weakness
CWE-79
Updated
2026-11-02
EUVDEUVD-2022-24893 No score

The MailerLite WordPress plugin before 1.5.4 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting

Record
EUVD-2022-24893
Updated
2026-11-03
GitHub AdvisoriesGHSA-j7x8-rcv8-xg5g 6.1

The MailerLite WordPress plugin before 1.5.4 does not sanitise and escape a parameter before...

The MailerLite WordPress plugin before 1.5.4 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting

Record
GHSA-j7x8-rcv8-xg5g
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-79
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliases, productsEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-1604 is a medium vulnerability (CVSS 6.1) in Mailerlite – Signup Forms (official), published June 13, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.86%, the 58th percentile. No source names a fixed version.

References

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