CVE-2022-50923
CVE-2022-50923 is a high-severity vulnerability in Cobiansoft Cobian Backup with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-428.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v4: 8.5
- EPSS exploit prediction: 0% (9th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-2610
- Weakness: CWE-428
- Affected product: Cobiansoft Cobian Backup
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2022-50923?
- 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.
- How severe is CVE-2022-50923?
- CVE-2022-50923 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-50923 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-50923?
- CVE-2022-50923 affects Cobiansoft Cobian Backup. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-50923?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2022-50923 have an EU (EUVD) identifier?
- Yes. CVE-2022-50923 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2610.
- When was CVE-2022-50923 published?
- CVE-2022-50923 was published on 2026-01-13 and last updated on 2026-06-17.
References
- https://www.cobiansoft.com//
- https://www.cobiansoft.com/download.php/
- https://www.exploit-db.com/exploits/50810
- https://www.vulncheck.com/advisories/cobian-backup-unquoted-service-path
Affected products (1)
- cpe:2.3:a:cobiansoft:cobian_backup:0.9.93:*:*:*:*:*:*:*
More vulnerabilities in Cobiansoft Cobian Backup
- CVE-2017-11318 — High (CVSS 8.1): Cobian Backup 11 client allows man-in-the-middle attackers to add and execute new backup tasks when the master server…
All CVEs affecting Cobiansoft Cobian Backup →
Other CWE-428 vulnerabilities
- CVE-2022-50935 — Critical (CVSS 9.8): Flame II HSPA USB Modem contains an unquoted service path vulnerability in its Windows service configuration. Attackers…
- CVE-2023-38408 — Critical (CVSS 9.8): The PKCS#11 feature in ssh-agent in OpenSSH before 9.3p2 has an insufficiently trustworthy search path, leading to…
- CVE-2022-36344 — Critical (CVSS 9.8): An unquoted search path vulnerability exists in 'JustSystems JUST Online Update for J-License' bundled with multiple…
- CVE-2020-9292 — Critical (CVSS 9.8): An unquoted service path vulnerability in the FortiSIEM Windows Agent component may allow an attacker to gain elevated…
- CVE-2019-17658 — Critical (CVSS 9.8): An unquoted service path vulnerability in the FortiClient FortiTray component of FortiClientWindows v6.2.2 and prior…
- CVE-2019-8459 — Critical (CVSS 9.8): Check Point Endpoint Security Client for Windows, with the VPN blade, before version E80.83, starts a process without…