CVE-2025-8573
mediumpriority · track · 29EPSS 0.005 · 41 %ileexploit · PoCEUUSEPSS · scored 2026-10-26
Concrete CMS versions 9 through 9.4.2 are vulnerable to Stored XSS from Home Folder on Members Dashboard page. Version 8 was not affected. A rogue admin could set up a malicious folder containing XSS to which users could be directed upon login. The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score of 2.0 with vector CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N. Thanks sealldev (Noah Cooper) for reporting via HackerOne.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 1.1–4.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
- EDB-52428Concrete CMS 9.4.3 - Stored XSSPoC · exploit_db
affected products (3)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- GHSA-c5xf-rmv4-j85hConcrete CMS is vulnerable to Stored XSS from Home Folder on Members Dashboard page2025-08-06ghsa · osvUS
Concrete CMS versions 9 through 9.4.2 are vulnerable to Stored XSS from Home Folder on Members Dashboard page. Version 8 was not affected. A rogue admin could set up a malicious folder containing XSS to which users could be directed upon login.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (8)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2025-8573cnnvd
- https://documentation.concretecms.org/9-x/developers/introduction/version-history/943-release-notescnnvd
- https://www.concretecms.org/downloadcnnvd
- https://www.exploit-db.com/exploits/52428cnnvd
- https://documentation.concretecms.org/9-x/developers/introduction/version-history/943-release-notesenisa_euvd
- https://www.concretecms.org/downloadenisa_euvd
- https://documentation.concretecms.org/9-x/developers/introduction/version-history/943-release-notesRelease Notesnvd
- https://www.concretecms.org/downloadProductnvd
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