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CVE-2026-21879

MEDIUM

4.7

Description

Kanboard is project management software focused on Kanban methodology. Versions 1.2.48 and below are vulnerable to an Open Redirect attack that allows malicious actors to redirect authenticated users to attacker-controlled websites. By crafting URLs such as //evil.com, attackers can bypass the filter_var($url, FILTER_VALIDATE_URL) validation check. This vulnerability could be exploited to conduct phishing attacks, steal user credentials, or distribute malware. The issue is fixed in version 1.2.49.

Details CVE

Score CVSS v3.14.7

SeveriteMEDIUM

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurREQUIRED

Publie1/8/2026

Derniere modification1/20/2026

Sourcenvd

Observations honeypot0

Produits affectes

kanboard:kanboard

Faiblesses (CWE)

CWE-601

References

https://github.com/kanboard/kanboard/commit/93bcae03301a6d34185a8dba977417e6b3de519f(security-advisories@github.com)

https://github.com/kanboard/kanboard/releases/tag/v1.2.49(security-advisories@github.com)

https://github.com/kanboard/kanboard/security/advisories/GHSA-mhv9-7m9w-7hcq(security-advisories@github.com)

https://github.com/kanboard/kanboard/security/advisories/GHSA-mhv9-7m9w-7hcq(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlations IOC

Aucune correlation enregistree

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