CVE-2024-3179 Information

Description

Concrete CMS version 9 before 9.2.8 and previous versions before 8.5.16 are vulnerable to Stored XSS in the Custom Class page editing. Prior to the fix a rogue administrator could insert malicious code in the custom class field due to insufficient validation of administrator provided data. The Concrete CMS security team gave this vulnerability a CVSS v3.1 score of 3.1 with a vector of AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:L https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator . Thanks Alexey Solovyev for reporting. 

Reference

https://documentation.concretecms.org/developers/introduction/version-history/8516-release-notes?_gl=11oa3zn1_gaMTc1NDc0Njk2Mi4xNzA2ODI4MDU1*_ga_HFB3HPNNLSMTcxMjE2NjYyNi4xMy4xLjE3MTIxNjY3MDcuMC4wLjA.** https://documentation.concretecms.org/9-x/developers/introduction/version-history/928-release-notes?_gl=11bcxp5s_gaMTc1NDc0Njk2Mi4xNzA2ODI4MDU1*_ga_HFB3HPNNLSMTcxMjE2NjYyNi4xMy4xLjE3MTIxNjY2ODEuMC4wLjA.**