XSS in TYPO3
CVE-2022-31049
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 emails sent to users. The actually affected components were mail clients used to view those messages. TYPO3 versions 9.5.34 ELTS, 10.4.29, and 11.5.11 contain a fix for the problem.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.008 (53.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- TYPO3 — versions >= 9.0.0, < 9.5.34, >= 10.0.0, < 10.4.29, >= 11.0.0, < 11.5.11
Weakness classification (CWE)
References
- github.com/TYPO3/typo3/security/advisories/GHSA-h4mx-xv96-2jgm (Third Party Advisory)
- github.com/TYPO3/typo3/commit/da611775f92102d7602713003f4c79606c8a445d (Patch, Third Party Advisory)
- typo3.org/security/advisory/typo3-core-sa-2022-004 (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-31049?
- CVE-2022-31049 is a medium-severity vulnerability in TYPO3, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2022-06-14.
- How severe is CVE-2022-31049?
- Medium severity. CVSS v3 base score is 5.4 out of 10.