MEDIUM

CVE-2020-8167

Q: Is CVE-2020-8167 actively exploited?

Active exploitation of CVE-2020-8167 has not been confirmed. Its EPSS score was 1.5% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2020-8167?

CVE-2020-8167 has a CVSS v3 base score of 6.5 (MEDIUM severity).

CVSS v3

6.5

MEDIUM

EPSS Score

1.5 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

actionviewRubyGemsfrom 6.0.0 · fixed in 6.0.3.1

Vendor advisories

CVE-2020-8167 Red Hat Product Security1,445 products fixed · 2 known affected
rubygem-actionview: CSRF vulnerability in rails-ujs
cfme-gemset as a component of CloudForms Management Engine 5 · cfme-gemset.src as a component of CloudForms Management Engine 5
RHSA-2021:1313 Red Hat Product Security1,445 products fixed
Red Hat Security Advisory: Satellite 6.9 Release

Full record on NVD

Description

A CSRF vulnerability exists in rails <= 6.0.3 rails-ujs module that could allow attackers to send CSRF tokens to wrong domains.

Technical details

Published: 2020-06-19

Frequently asked questions

What is CVE-2020-8167?

A CSRF vulnerability exists in rails <= 6.0.3 rails-ujs module that could allow attackers to send CSRF tokens to wrong domains.

Is CVE-2020-8167 actively exploited?

Active exploitation of CVE-2020-8167 has not been confirmed. Its EPSS score was 1.5% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-8167?

CVE-2020-8167 has a CVSS v3 base score of 6.5 (MEDIUM severity).

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