Privilege escalation in Pebas Couponxl

CVE-2025-39489

Incorrect Privilege Assignment vulnerability in pebas CouponXL couponxl allows Privilege Escalation.This issue affects CouponXL: from n/a through <= 4.5.0.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (40.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-39489: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-39489?
CVE-2025-39489 is a critical-severity vulnerability in Pebas Couponxl, classified under Incorrect Privilege Assignment. CVSS score: 9.8/10. Published 2025-05-23.
How severe is CVE-2025-39489?
Critical severity. CVSS v3 base score is 9.8 out of 10.