CVE-2026-70264: medium-severity vulnerability in Microsoft Windows Defender
Microsoft Defender Information Disclosure Vulnerability
Published · Updated
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.5epss 0.4%
exploitation probability
0.4%top 64% of all CVEs
observed exploitation
nono source reports it
Improper link resolution before file access ('link following') in Microsoft Defender allows an authorized attacker to disclose information locally.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Affected products
Microsoft · Windows DefenderRelated CVEs — Microsoft Windows Defender
In the same product, most dangerous first.