CVE-2026-18822

mediumCVSS 4.4covered by 1 sourcefirst seen 2026-08-20

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to cause a denial of service due to uncontrolled resource consumption when parsing directory records.

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Exploitation outlook

Low exploitation risk0.11% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 1% of all EPSS-scored CVEs.

Advisory coverage (1)

mediumCVE-2026-18822: IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to cause a denial o…nvd · 2026-08-20

External references

NVD record for CVE-2026-18822

CVE.org record

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