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CVE-2026-91972: Vikunja: Every /api/v2 pre-auth endpoint is unthrottled on a stock install while its /api/v1 twin is rate limited

HIGH CVSS 0.0 EPSS 0.63% Exploit Available 1 PoC

Published: October 9, 2026 | Last Modified: October 9, 2026

Description

Vikunja: Every /api/v2 pre-auth endpoint is unthrottled on a stock install while its /api/v1 twin is rate limited

Ghostwire Analysis — What This Means Practically

Exploitation Probability (EPSS): Low — 0.63% (49th percentile)

Low exploitation probability based on current threat landscape data. Standard patching timeline is appropriate.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Proof-of-Concept Exploits (1)

References