What is CVE-2025-41091?

CVE-2025-41091 is a medium-severity vulnerability in Boldworkplanner Bold Workplanner, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2025-09-30.

How severe is CVE-2025-41091?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Auth bypass in Boldworkplanner Bold Workplanner

CVE-2025-41091

Insecure Direct Object Reference (IDOR) vulnerability in BOLD Workplanner in versions prior to 2.5.25 (4935b438f9b), consisting of a lack of adequate validation of user input, allowing an authenticated user to access to calendar details using unauthorised internal identifiers.

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.002 (14.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Boldworkplanner Bold_workplanner
Global Planning Solutions S.l (Gps) Bold Workplanner — versions 2.5.24

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

cve-coordination@incibe.es (Third Party Advisory)

Frequently asked questions

What is CVE-2025-41091?: CVE-2025-41091 is a medium-severity vulnerability in Boldworkplanner Bold Workplanner, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2025-09-30.
How severe is CVE-2025-41091?: Medium severity. CVSS v3 base score is 4.3 out of 10.