Is CVE-2021-26987 actively exploited?

No active exploitation of CVE-2021-26987 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2021-26987 be exploited remotely?

Yes. CVE-2021-26987 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2021-26987?

CVE-2021-26987 has a CVSS score of 9.8 (CRITICAL).

HOME VULNERABILITIESCVE-2021-26987

CRITICAL

CVE-2021-26987

NVD-CWE-noinfoPublished: March 15, 2021· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2021-26987 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.