Cobian Backup 0.9 - Unquoted Service Path
Priority LOW 38CWE-428Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-428.
Summary
Cobian Backup 0.9 contains an unquoted service path vulnerability that allows local users to execute arbitrary code with elevated system privileges. Attackers can exploit the unquoted binary path in the CobianReflectorService to inject malicious code that will execute with LocalSystem permissions during service startup.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00231 14th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Cobiansoft | Cobian Backup | 0.9.93 | — | No fix listed | CNA |
- Cobian Backup VendorCobiansoft Affected 0.9.93 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cobiansoft:cobian_backup:0.9.93:*:*:*:*:*:*:* | 0.9.93 | Vulnerable | Cobiansoft |
- cpe:2.3:a:cobiansoft:cobian_backup:0.9.93:*:*:*:*:*:*:* Versions 0.9.93 Vulnerable ·Cobiansoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-50923
- 2026-10-03 Alias added: GHSA-hpgq-658j-p24m
References
Exploit 1
More Cobiansoft Cobian Backup vulnerabilities
- TI-2017-08356 Cobian Backup 11 client allows man-in-the-middle attackers to add and execute new backup… CVSS 3.0HIGH 8.1
Sources
- CVE-2022-50923 · CVE Program
- CVE-2022-50923 · NVD
- FIRST EPSS
- GHSA-hpgq-658j-p24m · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences