CVE-2020-15906
tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid...
tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid login attempts.
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
tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid login attempts.
- Record
CVE-2020-15906- 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 - Weakness
- CWE-307
- Updated
- 2026-11-02
CVE List No score
tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid login attempts.
- Record
CVE-2020-15906- Updated
- 2026-11-02
EUVDEUVD-2020-7878 No score
tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid login attempts.
- Record
EUVD-2020-7878- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jcmx-9pxw-242g No score
tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid...
tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid login attempts.
- Record
GHSA-jcmx-9pxw-242g- Weakness
- CWE-307
- Updated
- 2026-11-02
OSV
tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid login attempts.
- Record
CVE-2020-15906- 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
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Nuclei | Tiki Wiki CMS GroupWare - Authentication Bypass | |
| PoC in GitHub | S1lkys/CVE-2020-15906 | 2020-07-23 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, Nuclei, NVD, OSV, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-15906 is a critical vulnerability (CVSS 9.8) in Tiki, published October 22, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 27.2%, the 98th percentile. No source names a fixed version.