CVE-2026-33677 — Sensitive Information Exposure in Vikunja
Severity
6.5MEDIUMNVD
EPSS
0.0%
top 89.46%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMar 24
Latest updateMar 26
Description
Vikunja is an open-source self-hosted task management platform. Prior to version 2.2.1, the `GET /api/v1/projects/:project/webhooks` endpoint returns webhook BasicAuth credentials (`basic_auth_user` and `basic_auth_password`) in plaintext to any user with read access to the project. While the existing code correctly masks the HMAC `secret` field, the BasicAuth fields added in a later migration were not given the same treatment. This allows read-only collaborators to steal credentials intended fo…
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 2.8 | Impact: 3.6
Affected Packages3 packages
🔴Vulnerability Details
3OSV▶
Vikjuna: Webhook BasicAuth Credentials Exposed to Read-Only Project Collaborators via API in code.vikunja.io/api↗2026-03-26
OSV▶
Vikjuna: Webhook BasicAuth Credentials Exposed to Read-Only Project Collaborators via API↗2026-03-25
GHSA▶
Vikjuna: Webhook BasicAuth Credentials Exposed to Read-Only Project Collaborators via API↗2026-03-25