XSS in TYPO3
CVE-2024-34357
TYPO3 is an enterprise content management system. Starting in version 9.0.0 and prior to versions 9.5.48 ELTS, 10.4.45 ELTS, 11.5.37 LTS, 12.4.15 LTS, and 13.1.1, failing to properly encode user-controlled values in file entities, the `ShowImageController` (`_eID tx_cms_showpic_`) is vulnerable to cross-site scripting. Exploiting this vulnerability requires a valid backend user account with access to file entities. TYPO3 versions 9.5.48 ELTS, 10.4.45 ELTS, 11.5.37 LTS, 12.4.15 LTS, 13.1.1 fix the problem described.
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: 0.005 (40.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 40.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- TYPO3 — versions >= 9.0.0, < 9.5.48, >= 10.0.0, < 10.4.45, >= 11.0.0, < 11.5.37
Weakness classification (CWE)
References
- github.com/TYPO3/typo3/security/advisories/GHSA-hw6c-6gwq-3m3m (Vendor Advisory)
- github.com/TYPO3/typo3/commit/376474904f6b9a54dc1b785a2e45277cbd13b0d7 (Patch)
- github.com/TYPO3/typo3/commit/b31d05d1da3eeaeead2d19eb43b1c3f9c88e15ee (Patch)
- github.com/TYPO3/typo3/commit/d774642381354d3bf5095a5a26e18acd2767f0b1 (Patch)
- typo3.org/security/advisory/typo3-core-sa-2024-009 (Vendor Advisory)
Frequently asked questions
- What is CVE-2024-34357?
- CVE-2024-34357 is a medium-severity vulnerability in TYPO3, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2024-05-14.
- How severe is CVE-2024-34357?
- Medium severity. CVSS v3 base score is 5.4 out of 10.