Quick answers
- Is CVE-2026-70173 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-70173 being exploited in the wild.
- How severe is CVE-2026-70173?
- Medium severity, with a CVSS score of 5.5, published 13 October 2026.
- Which products and versions are affected?
- Microsoft Windows Search.
- Is there a fix for CVE-2026-70173?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-70173 attacked?
- It is attacked with local access, in an operating system.
- Am I affected by CVE-2026-70173?
- Check whether you run Microsoft Windows Search. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
An out-of-bounds read vulnerability in the Windows Search Component permits an authenticated local attacker to read memory beyond intended buffer boundaries. The vulnerability requires prior local access and valid user authentication, but no user interaction. Exploitation allows disclosure of sensitive information resident in process memory.
Affected products
- Microsoft Windows Search
Timeline
- 2026-10-13: disclosed