{"id":"CVE-2026-123504","published":"2026-11-08T02:16:38.430","lastModified":"2026-11-08T02:16:38.560","description":"Vikunja from 0.22.0 before 2.7.1 contains an information disclosure vulnerability that allows read-only project members to view full webhook target URLs by listing project webhooks. Attackers can extract incoming-webhook tokens or API keys embedded in target_url values to post to receiving channels or reuse keys until rotated.","cvssScore":4.3,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","cwes":["CWE-200"],"vendors":[],"products":[],"references":[{"url":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-586f-48mj-3rwr","tags":[]},{"url":"https://www.vulncheck.com/advisories/vikunja-0.22.0-before-2.7.1-webhook-url-credential-exposure-to-read-only-members","tags":[]}],"exploitRefs":[{"url":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-586f-48mj-3rwr","tags":[]}],"hasPoc":true,"ai":null}