CVE-2020-15188: Unauthenticated Remote Code Execution in SOY CMS

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-09-18 · updated 2026-06-17
Weakness: CWE-502

Description

SOY CMS 3.0.2.327 and earlier is affected by Unauthenticated Remote Code Execution (RCE). The allows remote attackers to execute any arbitrary code when the inquiry form feature is enabled by the service. The vulnerability is caused by unserializing the form without any restrictions. This was fixed in 3.0.2.328.

Affected products

inunosinsi soycms: before 3.0.2.328 — fixed in 3.0.2.328

How to fix

Upgrade to a fixed version: inunosinsi soycms 3.0.2.328. Check the vendor advisory for mitigations.

References

https://github.com/inunosinsi/soycms/issues/10
https://github.com/inunosinsi/soycms/pull/12/commits/a75642989132dd25f74a13194b27c0986c3de020
https://github.com/inunosinsi/soycms/security/advisories/GHSA-hrrx-m22r-p9jp
https://www.youtube.com/watch?v=zAE4Swjc-GU&feature=youtu.be
https://github.com/inunosinsi/soycms/issues/10
https://github.com/inunosinsi/soycms/pull/12/commits/a75642989132dd25f74a13194b27c0986c3de020
https://github.com/inunosinsi/soycms/security/advisories/GHSA-hrrx-m22r-p9jp
https://www.youtube.com/watch?v=zAE4Swjc-GU&feature=youtu.be

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