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CVE-2026-29794

Vikunja has Rate-Limit Bypass for Unauthenticated Users via Spoofed Headers PUBLISHED

Description (CNA)

Vikunja is an open-source self-hosted task management platform. Starting in version 0.8 and prior to version 2.2.0, unauthenticated users are able to bypass the application's built-in rate-limits by spoofing the `X-Forwarded-For` or `X-Real-IP` headers due to the rate-limit relying on the value of `(echo.Context).RealIP`. Unauthenticated users can abuse endpoints available to them for different potential impacts. The immediate concern would be brute-forcing usernames or specific accounts' passwords. This bypass allows unlimited requests against unauthenticated endpoints. Version 2.2.0 patches the issue.

Affected (CNA)

Vendor / productVersions
go-vikunja / vikunjaaffected >= 0.8, < 2.2.0

CWE

CWE-807

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.