CVE-2026-21525
Act now ● On CISA KEV — actively exploited
Actively exploited — on the CISA KEV list.
CVSS base
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EPSS — probability of exploitation (30 days)
5.0%
91.9th percentile
CISA KEV
Listed
Added 2026-02-10 · patch by 2026-03-03
Weakness / dates
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Published — · modified —
Description
Microsoft Windows Remote Access Connection Manager contains a NULL pointer dereference that could allow an unauthorized attacker to deny service locally.