CVE-2022-35223

Name: CVE-2022-35223
Creator: NVD / NIST
Published: 2022-08-02T16:15:10.93+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.26%

Last modified Jun 17, 2026

CVE-2022-35223 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. EasyUse MailHunter Ultimate’s cookie deserialization function has an inadequate validation vulnerability. Deserializing a cookie containing malicious payload will trigger this insecure deserialization vulnerability, allowing an unauthenticated remote attacker to execute arbitrary code, manipulate system command or interrupt service.. EPSS estimates a 1.26% chance of exploitation in the next 30 days.

Description

EasyUse MailHunter Ultimate’s cookie deserialization function has an inadequate validation vulnerability. Deserializing a cookie containing malicious payload will trigger this insecure deserialization vulnerability, allowing an unauthenticated remote attacker to execute arbitrary code, manipulate system command or interrupt service.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.26%

66.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Easyuse	Mailhunter Ultimate	<= 2020

References

https://www.chtsecurity.com/news/a381467e-74ff-4a8c-a4d3-fc86720f5400Third Party Advisory
https://www.twcert.org.tw/tw/cp-132-6365-b056c-1.htmlThird Party Advisory
https://www.chtsecurity.com/news/a381467e-74ff-4a8c-a4d3-fc86720f5400Third Party Advisory
https://www.twcert.org.tw/tw/cp-132-6365-b056c-1.htmlThird Party Advisory

Timeline

Published: Aug 2, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-35223?

How severe is CVE-2022-35223?

CVE-2022-35223 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.26% probability of exploitation in the next 30 days.

How do I fix CVE-2022-35223?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-35223?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST