XSS in Concretecms Concrete Cms
CVE-2022-30118
Title for CVE: XSS in /dashboard/system/express/entities/forms/save_control/[GUID]: old browsers only.Description: When using Internet Explorer with the XSS protection disabled, editing a form control in an express entities form for Concrete 8.5.7 and below as well as Concrete 9.0 through 9.0.2 can allow XSS. This cannot be exploited in modern-day web browsers due to an automatic input escape mechanism. Concrete CMS Security team ranked this vulnerability 2 with CVSS v3.1 Vector AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:N. Thanks zeroinside for reporting.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.009 (58.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000
Affected products
- Concretecms Concrete Cms
- Https://github.com/concrete5/concrete5 — versions Remediated in Concrete CMS 8.5.8 and 9.1.0. Affected Versions are Concrete 8.5.7 and below as well as Concrete 9.0 through 9.0.2
Weakness classification (CWE)
References
- documentation.concretecms.org/developers/introduction/version-history/910-relea… (Release Notes, Vendor Advisory)
- documentation.concretecms.org/developers/introduction/version-history/858-relea… (Release Notes, Vendor Advisory)
- hackerone.com/reports/1370054 (Permissions Required, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-30118?
- CVE-2022-30118 is a medium-severity vulnerability in Concretecms Concrete Cms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-06-24.
- How severe is CVE-2022-30118?
- Medium severity. CVSS v3 base score is 6.1 out of 10.