XSS in Typo3

CVE-2011-4631

Cross-site Scripting (XSS) in TYPO3 before 4.3.12, 4.4.x before 4.4.9, and 4.5.x before 4.5.4 allows remote attackers to inject arbitrary web script or HTML via the system extension recycler.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.007 (48.6th percentile) — read the EPSS interpretation.

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.

Affected products

  • Typo3 — versions before 4.5.4

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2011-4631?
CVE-2011-4631 is a medium-severity vulnerability in Typo3, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2019-11-06.
How severe is CVE-2011-4631?
Medium severity. CVSS v3 base score is 5.4 out of 10.