Cross-Site Scripting in Query Generator & Query View
> ### Meta > * CVSS: `CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (4.5) ### Problem Failing to properly encode error messages, the components _QueryGenerator_ and _QueryView_ are vulnerable to both reflected and persistent cross-site scripting. A valid backend user account having administrator privileges is needed to exploit this vulnerability. ### Solution Update to TYPO3 versions 8.7.41 ELTS, 9.5.28, 10.4.18, 11.3.1 that fix the problem described. ### Credits Thanks to Richie Lee who reported this issue and to TYPO3 security team member Oliver Hader who fixed the issue. ### References * [TYPO3-CORE-SA-2021-010](https://typo3.org/security/advisory/typo3-core-sa-2021-010)
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2021-32668US | medium4.8 | — | ||
TYPO3 is an open source PHP based web content management system. Versions 9.0.0 through 9.5.28, 10.0.0 through 10.4.17, and 11.0.0 through 11.3.0 have a cross-site scripting vulner… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-32668.yamlWEB
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-32668.yamlWEB
- https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-6mh3-j5r5-2379WEB
- https://github.com/TYPO3/typo3PACKAGE
- https://github.com/TYPO3/typo3/security/advisories/GHSA-6mh3-j5r5-2379WEB
- https://nvd.nist.gov/vuln/detail/CVE-2021-32668ADVISORY
- https://typo3.org/security/advisory/typo3-core-sa-2021-010WEB
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