CVE-2026-83681
Microsoft PowerToys Tampering Vulnerability
Weak authentication in Microsoft PowerToys allows an authorized attacker to perform tampering locally.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Microsoft PowerToys Tampering Vulnerability
Weak authentication in Microsoft PowerToys allows an authorized attacker to perform tampering locally.
- Record
CVE-2026-83681- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C - Weakness
- CWE-1390
- Updated
- 2026-11-02
EUVDEUVD-2026-99326
Weak authentication in Microsoft PowerToys allows an authorized attacker to perform tampering locally.
- Record
EUVD-2026-99326- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-52h2-r8m2-r88f
Weak authentication in Microsoft PowerToys allows an authorized attacker to perform tampering...
Weak authentication in Microsoft PowerToys allows an authorized attacker to perform tampering locally.
- Record
GHSA-52h2-r8m2-r88f- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-1390
- Updated
- 2026-11-02
NVD
Weak authentication in Microsoft PowerToys allows an authorized attacker to perform tampering locally.
- Record
CVE-2026-83681- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-1390
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-83681 is a medium vulnerability (CVSS 5.5) in Microsoft Powertoys, published October 13, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 27th percentile. No source names a fixed version.