How severe is CVE-2026-17601?

CVE-2026-17601 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-17601 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-17601?

CVE-2026-17601 affects Sonatype Nexus Repository Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-17601?

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-2026-17601 published?

CVE-2026-17601 was published on 2026-08-07 and last updated on 2026-09-23.

CVE-2026-17601

CVE-2026-17601 is a high-severity vulnerability in Sonatype Nexus Repository Manager with a CVSS 3.x base score of 7.2. 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-862.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v4: 8.9
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Sonatype Nexus Repository Manager
Published: 2026-08-07
Last modified: 2026-09-23

Description

A user holding a permission to update privilege definitions could modify a wildcard privilege already assigned to their own role to grant broader permissions than they were authorized to hold, including full administrative access, without any additional authorization check or role reassignment.

Frequently asked questions

What is CVE-2026-17601?: A user holding a permission to update privilege definitions could modify a wildcard privilege already assigned to their own role to grant broader permissions than they were authorized to hold, including full administrative access, without any additional authorization check or role reassignment.
How severe is CVE-2026-17601?: CVE-2026-17601 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-17601 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-17601?: CVE-2026-17601 affects Sonatype Nexus Repository Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-17601?: 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-2026-17601 published?: CVE-2026-17601 was published on 2026-08-07 and last updated on 2026-09-23.

References

Affected products (1)

cpe:2.3:a:sonatype:nexus_repository_manager:*:*:*:*:*:*:*:*

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