How severe is CVE-2020-25901?

CVE-2020-25901 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-25901 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-25901?

CVE-2020-25901 affects Spiceworks. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-25901?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-25901 published?

CVE-2020-25901 was published on 2020-12-18 and last updated on 2026-06-17.

CVE-2020-25901

CVE-2020-25901 is a medium-severity vulnerability in Spiceworks with a CVSS 3.x base score of 6.1. 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-601.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 5.8
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-601
Affected product: Spiceworks
Published: 2020-12-18
Last modified: 2026-06-17

Description

Host Header Injection in Spiceworks 7.5.7.0 allowing the attacker to render arbitrary links that point to a malicious website with poisoned Host header webpages.

Frequently asked questions

What is CVE-2020-25901?: Host Header Injection in Spiceworks 7.5.7.0 allowing the attacker to render arbitrary links that point to a malicious website with poisoned Host header webpages.
How severe is CVE-2020-25901?: CVE-2020-25901 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-25901 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-25901?: CVE-2020-25901 affects Spiceworks. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-25901?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-25901 published?: CVE-2020-25901 was published on 2020-12-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:spiceworks:spiceworks:7.5.7.0:*:*:*:*:*:*:*

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CVE-2012-6658 — Medium (CVSS 4.3): Multiple cross-site scripting (XSS) vulnerabilities in SpiceWorks 5.3.75941 allow remote attackers to inject arbitrary…
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Other CWE-601 (Open Redirect) vulnerabilities

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CVE-2020-36912 — Critical (CVSS 9.8): Plexus anblick Digital Signage Management 3.1.13 contains an open redirect vulnerability in the 'PantallaLogin' script…
CVE-2025-43526 — Critical (CVSS 9.8): This issue was addressed with improved URL validation. This issue is fixed in Safari 26.2, macOS Tahoe 26.2. On a Mac…
CVE-2025-55031 — Critical (CVSS 9.8): Malicious pages could use Firefox for iOS to pass FIDO: links to the OS and trigger the hybrid passkey transport. An…
CVE-2024-22891 — Critical (CVSS 9.8): Nteract v.0.28.0 was discovered to contain a remote code execution (RCE) vulnerability via the Markdown link.

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