CVE-2020-27191

Name: CVE-2020-27191
Creator: NVD / NIST
Published: 2020-11-16T16:15:14.837+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 8.36%

Last modified Jun 17, 2026

CVE-2020-27191 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. LionWiki before 3.2.12 allows an unauthenticated user to read files as the web server user via crafted string in the index.php f1 variable, aka Local File Inclusion. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.. EPSS estimates a 8.36% chance of exploitation in the next 30 days.

Description

LionWiki before 3.2.12 allows an unauthenticated user to read files as the web server user via crafted string in the index.php f1 variable, aka Local File Inclusion. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

8.36%

94.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Lionwiki	Lionwiki	< 3.2.12

References

http://lionwiki.0o.cz/index.php?page=Main+pageVendor Advisory
https://www.junebug.site/blog/cve-2020-27191-lionwiki-3-2-11-lfiExploit, Third Party Advisory
http://lionwiki.0o.cz/index.php?page=Main+pageVendor Advisory
https://www.junebug.site/blog/cve-2020-27191-lionwiki-3-2-11-lfiExploit, Third Party Advisory

Timeline

Published: Nov 16, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-27191?

How severe is CVE-2020-27191?

CVE-2020-27191 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 8.36% probability of exploitation in the next 30 days.

How do I fix CVE-2020-27191?

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-2020-27191?

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

Scan your code now

Source: NVD / NIST