How severe is CVE-2021-20260?

CVE-2021-20260 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-20260 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-20260?

CVE-2021-20260 affects Theforeman Foreman. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-20260?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-20260 published?

CVE-2021-20260 was published on 2022-08-26 and last updated on 2026-06-17.

CVE-2021-20260

CVE-2021-20260 is a high-severity vulnerability in Theforeman Foreman with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-522.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-522
Affected product: Theforeman Foreman
Published: 2022-08-26
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2021-20260?: 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.
How severe is CVE-2021-20260?: CVE-2021-20260 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-20260 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-20260?: CVE-2021-20260 affects Theforeman Foreman. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-20260?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-20260 published?: CVE-2021-20260 was published on 2022-08-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:theforeman:foreman:*:*:*:*:*:*:*:*

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