What is CVE-2011-4903?

CVE-2011-4903 is a medium-severity vulnerability in Typo3, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-11-06.

How severe is CVE-2011-4903?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Typo3

CVE-2011-4903

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 RemoveXSS function.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (54.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Typo3 — versions before 4.5.4

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2011-4903?: CVE-2011-4903 is a medium-severity vulnerability in Typo3, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-11-06.
How severe is CVE-2011-4903?: Medium severity. CVSS v3 base score is 6.1 out of 10.