CVE-2024-4350: Concrete CMS version 9 below 9.3.3 and below 8.5.18 are vulnerable to Stored XSS in RSS Displayer
First published: Fri Aug 09 2024(Updated: )
Concrete CMS versions 9.0.0 to 9.3.2 and below 8.5.18 are vulnerable to Stored XSS in RSS Displayer when user input is stored and later embedded into responses. A rogue administrator could inject malicious code into fields due to insufficient input validation.
Credit: ff5b8ace-8b95-4078-9743-eac1ca5451de ff5b8ace-8b95-4078-9743-eac1ca5451de
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/concrete5/concrete5 | >=9.0.0RC1<9.3.3 | 9.3.3 |
| composer/concrete5/concrete5 | <8.5.18 | 8.5.18 |
| Concrete5 | <8.5.18 | |
| Concrete5 | >=9.0.0<9.3.3 |
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Reference Links
- https://github.com/concretecms/concretecms/pull/12166
- https://github.com/concretecms/concretecms/commit/c08d9671cec4e7afdabb547339c4bc0bed8eab06
- https://documentation.concretecms.org/9-x/developers/introduction/version-history/933-release-notes?pk_vid=e367a434ef4830491723060415d52041
- https://documentation.concretecms.org/developers/introduction/version-history/8518-release-notes?pk_vid=e367a434ef4830491723055758d52041
- https://nvd.nist.gov/vuln/detail/CVE-2024-4350
- https://github.com/concretecms/concretecms/commit/55e485e06b0b3342613a55af6a7c61d939d2ccb5
- https://github.com/advisories/GHSA-q5wx-m95r-4cgc (Advisory)
Frequently Asked Questions
What is the severity of CVE-2024-4350?
CVE-2024-4350 has a high severity rating due to the potential for stored XSS attacks.
How do I fix CVE-2024-4350?
To fix CVE-2024-4350, upgrade Concrete CMS to version 9.3.3 or 8.5.18.
What versions are affected by CVE-2024-4350?
CVE-2024-4350 affects Concrete CMS versions 9.0.0 to 9.3.2 and all versions below 8.5.18.
Can an unprivileged user exploit CVE-2024-4350?
Yes, an unprivileged user could exploit CVE-2024-4350 if an administrator inadvertently allows input injection.
What type of vulnerability is CVE-2024-4350?
CVE-2024-4350 is classified as a stored cross-site scripting (XSS) vulnerability.
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