How severe is CVE-2026-56687?

CVE-2026-56687 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-2026-56687 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-56687?

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-2026-56687 published?

CVE-2026-56687 was published on 2026-07-15 and last updated on 2026-07-16.

CVE-2026-56687

CVE-2026-56687 is a high-severity vulnerability 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-448.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-448
Published: 2026-07-15
Last modified: 2026-07-16

Description

Dell ThinOS 10, versions prior to 2605_10.2100, contain an Obsolete Feature in UI vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Unauthorized access.

Frequently asked questions

What is CVE-2026-56687?: Dell ThinOS 10, versions prior to 2605_10.2100, contain an Obsolete Feature in UI vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Unauthorized access.
How severe is CVE-2026-56687?: CVE-2026-56687 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-2026-56687 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-56687?: 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-2026-56687 published?: CVE-2026-56687 was published on 2026-07-15 and last updated on 2026-07-16.

References

https://www.dell.com/support/kbdoc/en-us/000489640/dsa-2026-300-security-update-for-dell-thinos-10-for-multiple-vulnerabilities

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