How severe is CVE-2025-26395?

CVE-2025-26395 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity low, and availability low.

Is CVE-2025-26395 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-26395?

CVE-2025-26395 affects Solarwinds Observability Self-hosted. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-26395?

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.

Does CVE-2025-26395 have an EU (EUVD) identifier?

Yes. CVE-2025-26395 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17686.

When was CVE-2025-26395 published?

CVE-2025-26395 was published on 2025-06-10 and last updated on 2026-06-17.

CVE-2025-26395

CVE-2025-26395 is a high-severity vulnerability in Solarwinds Observability Self-hosted with a CVSS 3.x base score of 7.1. 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-79.

Key facts

Severity: High (CVSS 3.x base score 7.1)
EPSS exploit prediction: 0% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-17686
Weakness: CWE-79
Affected product: Solarwinds Observability Self-hosted
Published: 2025-06-10
Last modified: 2026-06-17

Description

SolarWinds Observability Self-Hosted was susceptible to a cross-site scripting (XSS) vulnerability due to an unsanitized field in the URL. The attack requires authentication using an administrator-level account and user interaction is required.

Frequently asked questions

What is CVE-2025-26395?: SolarWinds Observability Self-Hosted was susceptible to a cross-site scripting (XSS) vulnerability due to an unsanitized field in the URL. The attack requires authentication using an administrator-level account and user interaction is required.
How severe is CVE-2025-26395?: CVE-2025-26395 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity low, and availability low.
Is CVE-2025-26395 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-26395?: CVE-2025-26395 affects Solarwinds Observability Self-hosted. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-26395?: 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.
Does CVE-2025-26395 have an EU (EUVD) identifier?: Yes. CVE-2025-26395 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17686.
When was CVE-2025-26395 published?: CVE-2025-26395 was published on 2025-06-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:solarwinds:observability_self-hosted:*:*:*:*:*:*:*:*

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