Cross-Site Scripting in TYPO3's Frontend Login Mailer
> ### Meta > * CVSS: `CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (4.9) ### Problem User submitted content was used without being properly encoded in HTML emails sent to users. The actually affected components were mail clients used to view those messages. ### Solution Update to TYPO3 versions 9.5.35 ELTS, 10.4.29, 11.5.11 that fix the problem described above. ### Credits Thanks to Christian Seifert who reported this issue and to TYPO3 framework merger Andreas Fernandez who fixed the issue. ### References * [TYPO3-CORE-SA-2022-004](https://typo3.org/security/advisory/typo3-core-sa-2022-004)
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2022-31049US | medium5.4 | — | ||
TYPO3 is an open source web content management system. Prior to versions 9.5.34 ELTS, 10.4.29, and 11.5.11, user submitted content was used without being properly encoded in HTML e… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2022-31049.yamlWEB
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2022-31049.yamlWEB
- https://github.com/TYPO3-CMS/corePACKAGE
- https://github.com/TYPO3/typo3/commit/da611775f92102d7602713003f4c79606c8a445dWEB
- https://github.com/TYPO3/typo3/security/advisories/GHSA-h4mx-xv96-2jgmWEB
- https://nvd.nist.gov/vuln/detail/CVE-2022-31049ADVISORY
- https://typo3.org/security/advisory/typo3-core-sa-2022-004WEB
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