Ghostwire
Home / Vulnerabilities / CVE-2026-91973

CVE-2026-91973: Vikunja: CalDAV and feeds BasicAuth endpoints have no rate limit, bypassing the anti-brute-force floor on account...

MEDIUM CVSS 0.0 EPSS 0.67% Exploit Available 1 PoC

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

Description

Vikunja: CalDAV and feeds BasicAuth endpoints have no rate limit, bypassing the anti-brute-force floor on account passwords

Ghostwire Analysis — What This Means Practically

Exploitation Probability (EPSS): Low — 0.67% (51th 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