CVE-2018-16861

lowpriority · track · 19EPSS 0.009 · 59 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.88% (59th) EPSS

CVSS 3.5 · low

Is it mine?

6 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

A cross-site scripting (XSS) flaw was found in the foreman component of satellite. An attacker with privilege to create entries using the Hosts, Monitor, Infrastructure, or Administer Menus is able to execute a XSS attacks against other users, possibly leading to malicious code execution and extraction of the anti-CSRF token of higher privileged users. Foreman before 1.18.3, 1.19.1, and 1.20.0 are vulnerable.

cvss

Technical severity, 0–10. One row per scoring source.

7.6

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–high · 3.5–7.6

v2.03.5lowAV:N/AC:M/Au:S/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 6.8 · impact 2.9

v3.04.8mediumCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 1.7 · impact 2.7

v3.07.6highCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:Lsecondary · ENISA EU

v3.07.6highCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:Lsecondary · secalert@redhat.com USexploitability 2.1 · impact 5.5

v3.04.4mediumCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USprimary

affected products (6)

Products and version ranges known to be affected.

The Foreman Project Foreman≤ 1.18.3enisa_euvdEU
The Foreman Project Foreman≤ 1.20.0enisa_euvdEU
The Foreman Project Foreman≤ 1.19.1enisa_euvdEU
theforeman foreman< 1.18.3nvdUScpe:2.3:a:theforeman:foreman:*:*:*:*:*:*:*:*
theforeman foreman1.19.0 → 1.19.1nvdUScpe:2.3:a:theforeman:foreman:*:*:*:*:*:*:*:*
theforeman foreman= 1.20.0nvdUScpe:2.3:a:theforeman:foreman:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2018-12-07modified 2026-06-17

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+53072 more

references (8)

External citations — patches, advisories, analysis.

scry

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