{"id":"CVE-2026-123512","aliases":["EUVD-2026-119397","GHSA-qf5p-grf5-wcq4","GHSA-x6wm-4pvf-x539"],"status":"published","title":"Vikunja before 2.7.1 Sensitive Token Exposure via URL Query in Access Logs","description":"Vikunja before 2.7.1 embeds live password-reset, email-confirmation and account-deletion tokens in the URL query string of emailed links, so the full request URI, including the token, is written to Vikunja's HTTP access log and any reverse-proxy logs when a user clicks the link. Attackers with read access to those logs can replay an unredeemed password-reset token to take over the account or an account-deletion token to confirm the deletion.","severity":{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00266,"percentile":0.1873,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-532"],"published":"2026-11-08T01:37:25Z","modified":"2026-11-08T10:45:39Z","products":[{"vendor":"go-vikunja","product":"vikunja"}],"references":[{"url":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-qf5p-grf5-wcq4","tags":["vendor-advisory","advisory"]},{"url":"https://www.vulncheck.com/advisories/vikunja-before-2.7.1-sensitive-token-exposure-via-url-query-in-access-logs","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123512","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-x6wm-4pvf-x539"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/123xxx/CVE-2026-123512.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-123512","title":"Vikunja before 2.7.1 Sensitive Token Exposure via URL Query in Access Logs","description":"Vikunja before 2.7.1 embeds live password-reset, email-confirmation and account-deletion tokens in the URL query string of emailed links, so the full request URI, including the token, is written to Vikunja's HTTP access log and any reverse-proxy logs when a user clicks the link. Attackers with read access to those logs can replay an unredeemed password-reset token to take over the account or an account-deletion token to confirm the deletion.","status":"published","published":"2026-11-08T01:37:25.205Z","modified":"2026-11-12T12:21:38.415Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-532"],"updated_at":"2026-11-08T02:36:49.037074Z"}],"euvd":[{"id":"EUVD-2026-119397","description":"Vikunja before 2.7.1 embeds live password-reset, email-confirmation and account-deletion tokens in the URL query string of emailed links, so the full request URI, including the token, is written to Vikunja's HTTP access log and any reverse-proxy logs when a user clicks the link. Attackers with read access to those logs can replay an unredeemed password-reset token to take over the account or an account-deletion token to confirm the deletion.","status":"published","published":"2026-11-08T01:37:25Z","modified":"2026-11-12T12:21:38Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-08T06:12:04.782489Z"}],"ghsa":[{"id":"GHSA-x6wm-4pvf-x539","title":"Vikunja before 2.7.1 embeds live password-reset, email-confirmation and account-deletion tokens...","description":"Vikunja before 2.7.1 embeds live password-reset, email-confirmation and account-deletion tokens in the URL query string of emailed links, so the full request URI, including the token, is written to Vikunja's HTTP access log and any reverse-proxy logs when a user clicks the link. Attackers with read access to those logs can replay an unredeemed password-reset token to take over the account or an account-deletion token to confirm the deletion.","status":"published","published":"2026-11-08T03:30:29Z","modified":"2026-11-08T03:30:34Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N","level":"medium"}],"cwes":["CWE-532"],"updated_at":"2026-11-08T03:41:53.166172Z"}],"nvd":[{"id":"CVE-2026-123512","description":"Vikunja before 2.7.1 embeds live password-reset, email-confirmation and account-deletion tokens in the URL query string of emailed links, so the full request URI, including the token, is written to Vikunja's HTTP access log and any reverse-proxy logs when a user clicks the link. Attackers with read access to those logs can replay an unredeemed password-reset token to take over the account or an account-deletion token to confirm the deletion.","status":"published","published":"2026-11-08T02:16:39.847Z","modified":"2026-11-12T13:17:12.54Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-532"],"updated_at":"2026-11-12T15:31:32.275584Z"}],"osv":[{"id":"CVE-2026-123512","title":"Vikunja before 2.7.1 Sensitive Token Exposure via URL Query in Access Logs","description":"Vikunja before 2.7.1 embeds live password-reset, email-confirmation and account-deletion tokens in the URL query string of emailed links, so the full request URI, including the token, is written to Vikunja's HTTP access log and any reverse-proxy logs when a user clicks the link. Attackers with read access to those logs can replay an unredeemed password-reset token to take over the account or an account-deletion token to confirm the deletion.","status":"published","published":"2026-11-08T01:37:25.205Z","modified":"2026-11-09T02:47:17.053651885Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-532"],"updated_at":"2026-11-08T11:04:05.022583Z"}]}}