CVE-2026-70019 PUBLISHED

Windows Compressed Folder Information Disclosure Vulnerability

Assigner: microsoft
Reserved: 03.08.2026 Published: 08.09.2026 Updated: 08.09.2026

Windows hard link in Windows Compressed Folder allows an unauthorized attacker to disclose information over a network.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
CVSS Score: 6.5

Product Status

Vendor Microsoft
Product Windows 11 version 23H2
Versions
  • affected from 10.0.22631.0 to 10.0.22631.7582 (excl.)
Vendor Microsoft
Product Windows 11 Version 23H2
Versions
  • affected from 10.0.22631.0 to 10.0.22631.7582 (excl.)
Vendor Microsoft
Product Windows 11 Version 24H2
Versions
  • affected from 10.0.26100.0 to 10.0.26100.9445 (excl.)
Vendor Microsoft
Product Windows 11 Version 25H2
Versions
  • affected from 10.0.26200.0 to 10.0.26200.9445 (excl.)
Vendor Microsoft
Product Windows 11 version 26H1
Versions
  • affected from 10.0.28000.0 to 10.0.28000.2954 (excl.)
Vendor Microsoft
Product Windows Server 2025
Versions
  • affected from 10.0.26100.0 to 10.0.26100.33438 (excl.)
Vendor Microsoft
Product Windows Server 2025 (Server Core installation)
Versions
  • affected from 10.0.26100.0 to 10.0.26100.33438 (excl.)

References

Problem Types