CVE-2022-40777

Name: CVE-2022-40777
Creator: NVD / NIST
Published: 2022-10-11T23:15:10.097+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.87%

Last modified Jun 17, 2026

CVE-2022-40777 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Interspire Email Marketer through 6.5.0 allows arbitrary file upload via a surveys_submit.php "create survey and submit survey" operation, which can cause a .php file to be accessible under a /admin/temp/surveys/ URI. NOTE: this issue exists because of an incomplete fix for CVE-2018-19550.. EPSS estimates a 0.87% chance of exploitation in the next 30 days.

Description

Interspire Email Marketer through 6.5.0 allows arbitrary file upload via a surveys_submit.php "create survey and submit survey" operation, which can cause a .php file to be accessible under a /admin/temp/surveys/ URI. NOTE: this issue exists because of an incomplete fix for CVE-2018-19550.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.87%

54.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Interspire	Email Marketer	<= 6.5.0

References

https://twitter.com/huyvinhptitPermissions Required
https://www.interspire.com/security-bulletin-20220918/Exploit, Third Party Advisory
https://twitter.com/huyvinhptitPermissions Required
https://www.interspire.com/security-bulletin-20220918/Exploit, Third Party Advisory

Timeline

Published: Oct 11, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-40777?

How severe is CVE-2022-40777?

CVE-2022-40777 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.87% probability of exploitation in the next 30 days.

How do I fix CVE-2022-40777?

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-2022-40777?

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

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Source: NVD / NIST