CVE-2010-3966

critical

Published 2010-12-16 · Modified 2026-04-29

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

—

CVSS v4 NEW

—

not yet in upstream

VIR risk

9.3

Description

Untrusted search path vulnerability in Microsoft Windows Server 2008 R2 and Windows 7, when BranchCache is supported, allows local users to gain privileges via a Trojan horse DLL in the current working directory, as demonstrated by a directory that contains an EML file, an RSS file, or a WPOST file, aka "BranchCache Insecure Library Loading Vulnerability."

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

Windows Affected 2 releases

Version	Status	Fixed in
r2	Affected	—
-	Affected	—

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.