How severe is CVE-2026-21420?

CVE-2026-21420 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-21420 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-21420?

CVE-2026-21420 affects Dell Repository Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-21420?

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-2026-21420 have an EU (EUVD) identifier?

Yes. CVE-2026-21420 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7388.

When was CVE-2026-21420 published?

CVE-2026-21420 was published on 2026-02-23 and last updated on 2026-06-17.

CVE-2026-21420

CVE-2026-21420 is a high-severity vulnerability in Dell Repository Manager with a CVSS 3.x base score of 7.3. 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-427.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7388
Weakness: CWE-427
Affected product: Dell Repository Manager
Published: 2026-02-23
Last modified: 2026-06-17

Description

Dell Repository Manager (DRM), versions prior to 3.4.8, contains an Uncontrolled Search Path Element vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to arbitrary code execution and escalation of privileges.

Frequently asked questions

What is CVE-2026-21420?: Dell Repository Manager (DRM), versions prior to 3.4.8, contains an Uncontrolled Search Path Element vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to arbitrary code execution and escalation of privileges.
How severe is CVE-2026-21420?: CVE-2026-21420 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-21420 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-21420?: CVE-2026-21420 affects Dell Repository Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-21420?: 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-2026-21420 have an EU (EUVD) identifier?: Yes. CVE-2026-21420 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7388.
When was CVE-2026-21420 published?: CVE-2026-21420 was published on 2026-02-23 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000430183/dsa-2026-059-security-update-for-dell-repository-manager-vulnerability

Affected products (1)

cpe:2.3:a:dell:repository_manager:*:*:*:*:*:*:*:*

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