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Fencer Vulns
medium 4.3

CVE-2021-38874 json

IBM QRadar SIEM 7.3, 7.4, and 7.5 allows for users to access information across tenant and domain boundaries in some situations.

published 2022-04-27 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-25311

cvss
4.3
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 53%
public exploits
0
none known

Summary

IBM QRadar SIEM 7.3, 7.4, and 7.5 allows for users to access information across tenant and domain boundaries in some situations. IBM X-Force ID: 208397.

Patch / fix

  • ibm qradar_security_information_and_event_manager 7.3.3, 7.4.3

Exploit prediction

0.70% chance of exploitation in the next 30 days, higher than 53% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 4.3 CVSS:3.0/I:N/S:U/PR:L/A:N/UI:N/AC:L/AV:N/C:L/RC:C/RL:O/E:U
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CNA 3.0 4.3 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

  • IBM QRadar SIEM

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.