CVE-2026-19820
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2026
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Backblaze Client for Windows Improper Link Resolution Vulnerability
A vulnerability in the Backblaze Client allows a local user to make the system not bootable by creating a link from Backblaze's folder to Windows OS system files during a backup. Successful exploitation requires an administrator-level system change that results in the absence of specific Windows OS security controls. This vulnerability is due to improper link resolution.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Backblaze Client
- Vendor
- Backblaze
- Product
- Backblaze Client
- Platforms
- Windows
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 10.0.0.1029 | affected | custom | Unavailable | Unavailable | None listed |
| 10.0.1.1037 | affected | custom | Unavailable | Unavailable | None listed |
| 10.0.2.1047 | affected | custom | Unavailable | Unavailable | None listed |