CVE-2026-25166 is a high-severity deserialization of untrusted data vulnerability in Microsoft Windows System Image Manager, allowing an authorized local attacker to achieve arbitrary code execution. With a CVSS score of 7.8, this flaw requires low privileges and no user interaction, making it relatively easy to exploit once local access is gained, leading to high impact on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code, or Metasploit modules, and community discussion and media coverage remain low.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 10.0.14393.8957CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:* | ||
< 10.0.14393.8957CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:* | ||
< 10.0.17763.8511CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:* | ||
< 10.0.17763.8511CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* | ||
< 10.0.19044.7058CPE matchmatch criteria | cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.