CVE-2020-15906
CriticalPublished
tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid login attempts.
- Published
- Oct 22, 2020
- Updated
- Aug 4, 2024
- Assigning CNA
- mitre
- Evidence observed
- Aug 8, 2026
Primary CVSS
9.8/ 10Critical
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H27.2%
Moderate · next 30 days
- Percentile
- 98.0%
- Model date
- Oct 17, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid login attempts.
Sources
Repository evidence: Files: 2 · Repositories: 2
1 Template1 Lab
tikiwiki/CVE-2020-15906
Tiki Wiki CMS Groupware 21.1 Authentication Bypass (CVE-2020-15906)
Vulhub vulnerability labsDeclared conditions
- lab image version: vulhub/tikiwiki:21.1(tikiwiki/CVE-2020-15906/docker-compose.yml:services.web.image)
- lab image version: mysql:5.7(tikiwiki/CVE-2020-15906/docker-compose.yml:services.db.image)
http/cves/2020/CVE-2020-15906.yaml
Nuclei TemplatesDeclared conditions
- network: http($.protocol_keys)
- verification: word($.matchers[*].type)
Responsible use
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