CVE & CISA-KEV Catalog

CVE-2016-5091

HIGHEPSS 83th pctl
8.1
CVSS v3
NVD

Description

Extbase in TYPO3 4.3.0 before 6.2.24, 7.x before 7.6.8, and 8.1.1 allows remote attackers to obtain sensitive information or possibly execute arbitrary code via a crafted Extbase action.

CWE-254

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

2.57%probability of exploitation in 30 days
83rdpercentile

Elevated risk: more likely to be exploited than 83% of all known CVEs.

References

Patch1
Third-Party Advisory2
Embed a live status badge for CVE-2016-5091
CVE-2016-5091 severity badge

Markdown

[![CVE-2016-5091](https://tridentstack.com/cve/badge/CVE-2016-5091.svg)](https://tridentstack.com/cve/CVE-2016-5091)

HTML

<a href="https://tridentstack.com/cve/CVE-2016-5091"><img src="https://tridentstack.com/cve/badge/CVE-2016-5091.svg" alt="CVE-2016-5091"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.