CVE-2022-45544

Name: CVE-2022-45544
Creator: NVD / NIST
Published: 2023-02-07T16:15:08.607+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.32%

Last modified Jun 17, 2026

CVE-2022-45544 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Insecure Permission vulnerability in Schlix Web Inc SCHLIX CMS 2.2.7-2 allows attacker to upload arbitrary files and execute arbitrary code via the tristao parameter. NOTE: this is disputed by the vendor because an admin is intentionally allowed to upload new executable PHP code, such as a theme that was obtained from a trusted source or was developed for their own website. EPSS estimates a 1.32% chance of exploitation in the next 30 days.

Description

Insecure Permission vulnerability in Schlix Web Inc SCHLIX CMS 2.2.7-2 allows attacker to upload arbitrary files and execute arbitrary code via the tristao parameter. NOTE: this is disputed by the vendor because an admin is intentionally allowed to upload new executable PHP code, such as a theme that was obtained from a trusted source or was developed for their own website. Only an admin can upload such code, not someone else in an "attacker" role.

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

1.32%

67.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Schlix	Cms	2.2.7-2

References

https://blog.tristaomarinho.com/schlix-cms-2-2-7-2-arbitrary-file-upload/Broken Link
https://github.com/tristao-marinho/CVE-2022-45544/blob/main/README.mdExploit, Third Party Advisory
https://www.schlix.com/Product
https://www.schlix.com/downloads/schlix-cms/schlix-cms-v2.2.7-2.zipProduct
https://blog.tristaomarinho.com/schlix-cms-2-2-7-2-arbitrary-file-upload/Broken Link
https://github.com/tristao-marinho/CVE-2022-45544/blob/main/README.mdExploit, Third Party Advisory
https://www.schlix.com/Product
https://www.schlix.com/downloads/schlix-cms/schlix-cms-v2.2.7-2.zipProduct

Timeline

Published: Feb 7, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-45544?

How severe is CVE-2022-45544?

CVE-2022-45544 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.32% probability of exploitation in the next 30 days.

How do I fix CVE-2022-45544?

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-2022-45544?

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

Scan your code now

Source: NVD / NIST