CVE-2021-3346
Foris before 101.1.1, as used in Turris OS, lacks certain HTML escaping in the login template.
Foris before 101.1.1, as used in Turris OS, lacks certain HTML escaping in the login template.
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
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Foris before 101.1.1, as used in Turris OS, lacks certain HTML escaping in the login template.
- Record
CVE-2021-3346- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
Foris before 101.1.1, as used in Turris OS, lacks certain HTML escaping in the login template.
- Record
CVE-2021-3346- Updated
- 2026-11-02
EUVDEUVD-2021-26677 No score
Foris before 101.1.1, as used in Turris OS, lacks certain HTML escaping in the login template.
- Record
EUVD-2021-26677- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mfh5-4mhh-m8jh
Foris before 101.1.1, as used in Turris OS, lacks certain HTML escaping in the login template.
Foris before 101.1.1, as used in Turris OS, lacks certain HTML escaping in the login template.
- Record
GHSA-mfh5-4mhh-m8jh- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSV
Foris before 101.1.1, as used in Turris OS, lacks certain HTML escaping in the login template.
- Record
CVE-2021-3346- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-3346 is a critical vulnerability (CVSS 9.8) in Nic Foris, published January 29, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.61%, the 76th percentile. No source names a fixed version.