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Exploited. On CISA's list since 2021-11-03.
CVE-2021-22502 · Micro Focus Operation Bridge Reporter (OBR) · Published 2021-02-08
9.8 out of 10
CVSS rates it critical: about as damaging as flaws get.
97%
Estimated chance of exploitation in the next 30 days, among the top 1% of all scored flaws (EPSS, 2026-10-29).
Yes
CISA has seen it exploited in real attacks. For US government agencies the fix is deadline passed 1808 days ago (2021-11-17).
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Micro Focus Operation Bridge Report (OBR) contains an unspecified vulnerability that allows for remote code execution.
Remote Code execution vulnerability in Micro Focus Operation Bridge Reporter (OBR) product, affecting version 10.40. The vulnerability could be exploited to allow Remote Code Execution on the OBR server.
From the NVD.
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Understand the kind of weakness behind this flaw. These resources teach the weakness, rather than reproduce this specific CVE. Follow the vendor's advice above to fix the affected product.
Input changes a command that the server runs through its operating system.
CWE-78 · CISA KEV; NVD record: 134c704f-9b21-4f2e-91b3-4a467353bcc0; NVD record: nvd@nist.gov
Reading and practice labs · Free account for labs. Basic HTTP knowledge; some labs use Burp Suite.
CWE-20 · CISA KEV. We have not selected a close learning match for this label.
CWE is a catalogue of weakness types. Labels come from the sources shown and can differ or change. Resource matches reviewed 16 October 2026.
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Exploited flaws from CISA's KEV catalogue. Chance of exploitation from EPSS by FIRST. Descriptions and scores from the NVD. This product uses the NVD API but is not endorsed or certified by the NVD.