What is CVE-2026-33677?

CVE-2026-33677 is a medium-severity vulnerability in Go-vikunja Vikunja, classified under Information Disclosure. CVSS score: 6.5/10. Published 2026-03-24.

How severe is CVE-2026-33677?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Information disclosure in Go-vikunja Vikunja

CVE-2026-33677

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…

Vulnerability class: Information Disclosure

EPSS: 0.003 (21.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Go-vikunja Vikunja — versions < 2.2.1
Vikunja

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
security-advisories@github.com (x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2026-33677?: CVE-2026-33677 is a medium-severity vulnerability in Go-vikunja Vikunja, classified under Information Disclosure. CVSS score: 6.5/10. Published 2026-03-24.
How severe is CVE-2026-33677?: Medium severity. CVSS v3 base score is 6.5 out of 10.