CVE-2020-5849
Unraid 6.8.0 allows authentication bypass.
Unraid 6.8.0 allows authentication bypass.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
7.5
Unraid 6.8.0 allows authentication bypass.
- Record
CVE-2020-5849- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-697
- Updated
- 2026-11-02
CVE List
7.5
Unraid 6.8.0 allows authentication bypass.
- Record
CVE-2020-5849- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-697
- Updated
- 2026-11-02
EUVDEUVD-2020-27003
7.5
Unraid 6.8.0 allows authentication bypass.
- Record
EUVD-2020-27003- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-9qh4-892p-xcm7
7.5
Unraid 6.8.0 allows authentication bypass.
Unraid 6.8.0 allows authentication bypass.
- Record
GHSA-9qh4-892p-xcm7- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-287, CWE-697
- Updated
- 2026-11-02
CISA KEV No score
Unraid Authentication Bypass Vulnerability
Unraid contains an authentication bypass vulnerability that allows attackers to gain access to the administrative interface. This CVE is chainable with CVE-2020-5847 for remote code execution.
- Record
CVE-2020-5849- Weakness
- CWE-287, CWE-697
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Metasploit | Unraid 6.8.0 Auth Bypass PHP Code Execution | 2020-02-10 |
| Exploit-DB | Unraid 6.8.0 - Auth Bypass PHP Code Execution (Metasploit) | 2020-04-20 |
History
| Recorded | Changed | Sources |
|---|---|---|
| exploitation, exploits | ||
| first indexed | CVE List, EUVD, Exploit-DB, GitHub Advisories, CISA KEV, Metasploit, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-5849 is a high vulnerability (CVSS 7.5) in Unraid, published March 16, 2020. CISA lists it as known to be exploited, since November 3, 2021. EUVD reports exploitation since November 3, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 93.2%, the 99th percentile. No source names a fixed version.
References
sysdream.com/news/lab
forums.unraid.net/forum/7-announcements
sysdream.com/news/lab/2020-02-06-cve-2020-5847-cve-2020-5849-unraid-6-8-0-unauthenticated-remote-code-execution-as-root
packetstormsecurity.com/files/157275/Unraid-6.8.0-Authentication-Bypass-Arbitrary-Code-Execution.html
cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-5849
nvd.nist.gov/vuln/detail/CVE-2020-5849
github.com/advisories/GHSA-9qh4-892p-xcm7