What is CVE-2010-3671?

CVE-2010-3671 is a medium-severity vulnerability in TYPO3, classified under Session Fixation. CVSS score: 6.5/10. Published 2019-11-05.

How severe is CVE-2010-3671?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in TYPO3

CVE-2010-3671

TYPO3 before 4.1.14, 4.2.x before 4.2.13, 4.3.x before 4.3.4 and 4.4.x before 4.4.1 is open to a session fixation attack which allows remote attackers to hijack a victim's session.

Published 2019-11-05 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.016 (74.7th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000

Affected products

TYPO3

Weakness classification (CWE)

CWE-384 — Session Fixation

References

security-tracker.debian.org/tracker/CVE-2010-3671 (Third Party Advisory)
bugs.debian.org/cgi-bin/bugreport.cgi (Third Party Advisory)
typo3.org/security/advisory/typo3-sa-2010-012/ (Vendor Advisory)

Frequently asked questions

What is CVE-2010-3671?: CVE-2010-3671 is a medium-severity vulnerability in TYPO3, classified under Session Fixation. CVSS score: 6.5/10. Published 2019-11-05.
How severe is CVE-2010-3671?: Medium severity. CVSS v3 base score is 6.5 out of 10.