Lucene search
+L

CVE-2026-21881: Improper Authentication

🗓️ 08 Jan 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 2 Views

Kanboard is project management software focused on Kanban methodology. Versions 1.2.48 and below is vulnerable to a critical authentication bypass when REVERSE_PROXY_AUTH is enabled. The application blindly trusts HTTP headers for user authenticat...

Related
Refs
ReporterTitlePublishedViews
Family
githubexploit
GithubExploit
Exploit for CVE-2026-21879
7 Jan 202606:19
githubexploit
circl
Circl
CVE-2026-21881
8 Jan 202602:56
circl
cnnvd
CNNVD
Kanboard 安全漏洞
8 Jan 202600:00
cnnvd
cve
CVE
CVE-2026-21881
8 Jan 202601:08
cve
cvelist
Cvelist
CVE-2026-21881 Kanboard is Vulnerable to Reverse Proxy Authentication Bypass
8 Jan 202601:08
cvelist
debiancve
Debian CVE
CVE-2026-21881
8 Jan 202601:08
debiancve
euvd
EUVD
EUVD-2026-1668
8 Jan 202601:08
euvd
nvd
NVD
CVE-2026-21881
8 Jan 202602:15
nvd
osv
OSV
DEBIAN-CVE-2026-21881
8 Jan 202602:15
osv
ptsecurity
Positive Technologies
PT-2026-2118
8 Jan 202600:00
ptsecurity
Rows per page

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

20 Jan 2026 00:00Current
CVSS 3.19.1
EPSS0.00492
SSVC
2