CVE-2021-32668: XSS
First published: Tue Jul 20 2021(Updated: )
> ### 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)
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/typo3/cms-core | >=10.0.0<10.4.18>=11.0.0<11.3.1>=9.0.0<9.5.28 | |
| composer/typo3/cms | >=10.0.0<10.4.18>=11.0.0<11.3.1>=9.0.0<9.5.28 | |
| Typo3 Typo3 | >=8.0.0<=8.7.40 | |
| Typo3 Typo3 | >=9.0.0<=9.5.28 | |
| Typo3 Typo3 | >=10.0.0<=10.4.17 | |
| Typo3 Typo3 | >=11.0.0<=11.3.0 | |
| composer/typo3/cms | >=9.0.0<9.5.28 | 9.5.28 |
| composer/typo3/cms | >=11.0.0<11.3.1 | 11.3.1 |
| composer/typo3/cms | >=10.0.0<10.4.18 | 10.4.18 |
| composer/typo3/cms-core | >=11.0.0<11.3.1 | 11.3.1 |
| composer/typo3/cms-core | >=10.0.0<10.4.18 | 10.4.18 |
| composer/typo3/cms-core | >=9.0.0<9.5.28 | 9.5.28 |
| composer/typo3/cms-core | >=8.0.0<8.7.41 | 8.7.41 |
| >=8.0.0<=8.7.40 | ||
| >=9.0.0<=9.5.28 | ||
| >=10.0.0<=10.4.17 | ||
| >=11.0.0<=11.3.0 |
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Reference Links
- https://typo3.org/security/advisory/typo3-core-sa-2021-010
- https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-6mh3-j5r5-2379
- https://nvd.nist.gov/vuln/detail/CVE-2021-32668
- https://github.com/TYPO3/typo3/security/advisories/GHSA-6mh3-j5r5-2379
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-32668.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-32668.yaml
- https://github.com/advisories/GHSA-6mh3-j5r5-2379 (Advisory)
Frequently Asked Questions
What is TYPO3-CORE-SA-2021-010?
TYPO3-CORE-SA-2021-010 is a vulnerability in TYPO3, an open source PHP based web content management system, that allows for cross-site scripting in the Query Generator and Query View components.
What versions of TYPO3 are affected by TYPO3-CORE-SA-2021-010?
Versions 9.0.0 through 9.5.28, 10.0.0 through 10.4.17, and 11.0.0 through 11.3.0 are affected by TYPO3-CORE-SA-2021-010.
How severe is typo3-core-sa-2021-010?
TYPO3-CORE-SA-2021-010 has a severity keyword of 'medium' and a severity value of 4.8.
How can I fix TYPO3-CORE-SA-2021-010?
To fix TYPO3-CORE-SA-2021-010, it is recommended to upgrade TYPO3 to versions 9.5.29, 10.4.18, or 11.3.1.
Where can I find more information about TYPO3-CORE-SA-2021-010?
More information about TYPO3-CORE-SA-2021-010 can be found at the following references: [Typo3 Security Advisory](https://typo3.org/security/advisory/typo3-core-sa-2021-010) and [TYPO3.CMS Security Advisories](https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-6mh3-j5r5-2379).
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