No VulnCrest analysis published for this CVE yet. Below is the original CNA/NVD description, unmodified.
Description
A vulnerability has been found in Umami up to 3.4.1. Impacted is an unknown function of the file src/app/api/record/route.ts of the component Record API Endpoint. Such manipulation of the argument Website leads to authorization bypass. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Exploits & detection
No public PoC or detection template found yet.
Timeline
- Published: 03 Nov 2026
- Last modified upstream: 09 Nov 2026
Sources & licenses
- CVE / CVSS / CWE
- NVD record ↗ (unmodified). This product uses the NVD API but is not endorsed or certified by the NVD. CVE® © The MITRE Corporation.
- Exploitation
- CISA KEV (CC0) · EPSS by FIRST.org
- References used for the analysis
- https://github.com/umami-software/umami/security/advisories/GHSA-4cww-5p37-v8r2
- https://github.com/waterhunter2000-svg/vulnerability-reports
- https://github.com/waterhunter2000-svg/vulnerability-reports/blob/main/02-umami-record-unauth-write.md
- https://vuldb.com/cve/CVE-2026-121582
- https://vuldb.com/submit/1019998
- https://vuldb.com/vuln/430425
- https://vuldb.com/vuln/430425/cti
- Analysis, summary and remediation
- © VulnCrest