How severe is CVE-2021-26987?

CVE-2021-26987 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-26987 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-26987?

CVE-2021-26987 primarily affects Netapp Element Plug-in For Vcenter Server. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-26987?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-26987 published?

CVE-2021-26987 was published on 2021-03-15 and last updated on 2026-06-17.

CVE-2021-26987

CVE-2021-26987 is a critical-severity vulnerability in Netapp Element Plug-in For Vcenter Server with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Netapp Element Plug-in For Vcenter Server
Published: 2021-03-15
Last modified: 2026-06-17

Description

Element Plug-in for vCenter Server incorporates SpringBoot Framework. SpringBoot Framework versions prior to 1.3.2 are susceptible to a vulnerability which when successfully exploited could lead to Remote Code Execution. All versions of Element Plug-in for vCenter Server, Management Services versions prior to 2.17.56 and Management Node versions through 12.2 contain vulnerable versions of SpringBoot Framework.

Frequently asked questions

What is CVE-2021-26987?: Element Plug-in for vCenter Server incorporates SpringBoot Framework. SpringBoot Framework versions prior to 1.3.2 are susceptible to a vulnerability which when successfully exploited could lead to Remote Code Execution. All versions of Element Plug-in for vCenter Server, Management Services versions prior to 2.17.56 and Management Node versions through 12.2 contain vulnerable versions of SpringBoot Framework.
How severe is CVE-2021-26987?: CVE-2021-26987 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-26987 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-26987?: CVE-2021-26987 primarily affects Netapp Element Plug-in For Vcenter Server. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-26987?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-26987 published?: CVE-2021-26987 was published on 2021-03-15 and last updated on 2026-06-17.

References

https://security.netapp.com/advisory/ntap-20210315-0001/

Affected products (4)

cpe:2.3:a:vmware:spring_boot:*:*:*:*:*:*:*:*
cpe:2.3:a:netapp:element_plug-in_for_vcenter_server:*:*:*:*:*:*:*:*
cpe:2.3:a:netapp:management_services_for_element_software_and_netapp_hci:*:*:*:*:*:*:*:*
cpe:2.3:a:netapp:solidfire_\&_hci_management_node:*:*:*:*:*:*:*:*

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