What is CVE-2015-8758?

CVE-2015-8758 is a medium-severity vulnerability in TYPO3, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2016-01-08.

How severe is CVE-2015-8758?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in TYPO3

CVE-2015-8758

Multiple cross-site scripting (XSS) vulnerabilities in unspecified frontend components in TYPO3 6.2.x before 6.2.16 and 7.x before 7.6.1 allow remote authenticated editors to inject arbitrary web script or HTML via unknown vectors.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2016-01-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.011 (65.4th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

TYPO3 — versions 6.2.0, 6.2.1, 6.2.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.securitytracker.com/id/1034484 (vdb-entry)
typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2015-013/ (Vendor Advisory)
www.securityfocus.com/bid/79240 (vdb-entry)

Frequently asked questions

What is CVE-2015-8758?: CVE-2015-8758 is a medium-severity vulnerability in TYPO3, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2016-01-08.
How severe is CVE-2015-8758?: Medium severity. CVSS v3 base score is 5.4 out of 10.