HOMEVULNERABILITIESCVE-2021-20260
HIGH

CVE-2021-20260

CWE-200Published: August 26, 2022· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

A flaw was found in the Foreman project. The Datacenter plugin exposes the password through the API to an authenticated local attacker with view_hosts permission. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

NVD Source

Technical Analysis

CVE-2021-20260 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

From a weakness classification perspective (CWE-200): Information exposure vulnerabilities leak sensitive data to unauthorized actors.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

theforeman1 product(s)
foreman
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://access.redhat.com/security/cve/CVE-2021-20260
ADVISORYhttps://bugzilla.redhat.com/show_bug.cgi?id=1932181
ADVISORYhttps://access.redhat.com/security/cve/CVE-2021-20260
ADVISORYhttps://bugzilla.redhat.com/show_bug.cgi?id=1932181

All References (4)

→
https://access.redhat.com/security/cve/CVE-2021-20260Third Party Advisory
→
https://bugzilla.redhat.com/show_bug.cgi?id=1932181Issue Tracking · Third Party Advisory
→
https://access.redhat.com/security/cve/CVE-2021-20260Third Party Advisory
→
https://bugzilla.redhat.com/show_bug.cgi?id=1932181Issue Tracking · Third Party Advisory

Quick Facts

CVE IDCVE-2021-20260
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-200
CISA KEVNo
Affected1 vendor(s)
PublishedAug 26, 2022

Related CVEs (CWE-200)

CVE-2017-2320
10.0
CVE-2013-0693
10.0
CVE-2026-40965
10.0
CVE-2011-3497
10.0
CVE-2011-0376
10.0
CVE-2025-29270
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2021-20260 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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