CVE-2020-29597

Name: CVE-2020-29597
Creator: NVD / NIST
Published: 2020-12-07T20:15:12.697+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 71.67%

Last modified Jun 17, 2026

CVE-2020-29597 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. IncomCMS 2.0 has a modules/uploader/showcase/script.php insecure file upload vulnerability. This vulnerability allows unauthenticated attackers to upload files into the server.. EPSS estimates a 71.67% chance of exploitation in the next 30 days.

Description

IncomCMS 2.0 has a modules/uploader/showcase/script.php insecure file upload vulnerability. This vulnerability allows unauthenticated attackers to upload files into the server.

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

71.67%

99.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Incomcms Project	Incomcms	2.0

References

http://packetstormsecurity.com/files/160784/Incom-CMS-2.0-File-Upload.htmlExploit, Third Party Advisory, VDB Entry
https://github.com/M4DM0e/m4dm0e.github.io/blob/gh-pages/_posts/2020-12-07-incom-insecure-up.mdExploit, Third Party Advisory
https://m4dm0e.github.io/2020/12/07/incom-insecure-up.htmlExploit, Third Party Advisory
http://packetstormsecurity.com/files/160784/Incom-CMS-2.0-File-Upload.htmlExploit, Third Party Advisory, VDB Entry
https://github.com/M4DM0e/m4dm0e.github.io/blob/gh-pages/_posts/2020-12-07-incom-insecure-up.mdExploit, Third Party Advisory
https://m4dm0e.github.io/2020/12/07/incom-insecure-up.htmlExploit, Third Party Advisory

Timeline

Published: Dec 7, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-29597?

IncomCMS 2.0 has a modules/uploader/showcase/script.php insecure file upload vulnerability. This vulnerability allows unauthenticated attackers to upload files into the server.

How severe is CVE-2020-29597?

CVE-2020-29597 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 71.67% probability of exploitation in the next 30 days.

How do I fix CVE-2020-29597?

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-2020-29597?

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

Scan your code now

Source: NVD / NIST