CVE-2023-28475 json
Reflected cross site scripting
published 2023-04-28 3 y ago modified 2026-09-10 1 mo ago also GHSA-vcpr-hm2m-gjjj , EUVD-2023-1396
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 51%
- public exploits
- 0
- none known
Summary
Concrete CMS (previously concrete5) versions 8.5.12 and below, and versions 9.0 through 9.1.3 is vulnerable to Reflected XSS on the Reply form because msgID was not sanitized.
Patch / fix
- packagist concrete5/concrete5 9.2.0
- concretecms concrete_cms 9.2.0
Exploit prediction
0.64% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| GitHub | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | concrete5/concrete5 | <9.2.0 |
9.2.0 |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/concretecms/concretecms/commit/861ba66d248165c9ee9d6d11a0457908b97d68f0
web
-
concretecms.org
/about/project-news/security/concrete-cms-security-advisory-2023-04-20
web, vendor-advisory
-
concretecms.com
web, product
-
concretecms.org
/about/project-news/security/2023-11-09-security-blog-about-updated-cves-and-new-release
web
-
nvd.nist.gov
/vuln/detail/CVE-2023-28475
advisory
Sources
- CVE List CVE-2023-28475
- GitHub Advisory GHSA-vcpr-hm2m-gjjj
- NVD CVE-2023-28475
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