CVE-2023-28604 json
Fluid Components TYPO3 extension vulnerable to Cross-Site Scripting
published 2023-03-27 3 y ago modified 2026-06-17 4 mo ago also GHSA-8648-h559-8h42 , EUVD-2023-0938
- cvss
- 6.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 43%
- public exploits
- 0
- none known
Summary
The fluid_components (aka Fluid Components) extension before 3.5.0 for TYPO3 allows XSS via a component argument parameter, for certain {content} use cases that may be edge cases.
Patch / fix
- packagist sitegeist/fluid-components 3.5.0
- sitegeist fluid_components 3.5.0
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/sitegeist/fluid-components/blob/master/Documentation/XssIssue.md referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| CNA | 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 | sitegeist/fluid-components | <3.5.0 |
3.5.0 |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/sitegeist/fluid-components/blob/master/Documentation/XssIssue.md
web, exploit, issue-tracking, mitigation
-
typo3.org
/security/advisory/typo3-ext-sa-2023-003
web, vendor-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2023-28604
advisory
-
github.com
/FriendsOfPHP/security-advisories/blob/master/sitegeist/fluid-components/CVE-2023-28604.yaml
web
-
github.com
/sitegeist/fluid-components
package
Sources
- CVE List CVE-2023-28604
- GitHub Advisory GHSA-8648-h559-8h42
- NVD CVE-2023-28604
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.