CVE-2025-39489

WordPress CouponXL theme <= 4.5.0 - Privilege Escalation Vulnerability

9.8 Critical

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

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.52%Up 0.5 points since May 24, 2025

What each source reports

CVE List Score used 9.8

WordPress CouponXL theme <= 4.5.0 - Privilege Escalation Vulnerability

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

Record: CVE-2025-39489
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-266
Updated: 2026-11-02

EUVDEUVD-2025-27959 9.8

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

Record: EUVD-2025-27959
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-j646-j4cf-jj5h 9.8

Incorrect Privilege Assignment vulnerability in pebas CouponXL allows Privilege Escalation. This...

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

Record: GHSA-j646-j4cf-jj5h
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-266
Updated: 2026-11-02

NVD 9.8

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

Record: CVE-2025-39489
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-266
Updated: 2026-11-02

Affected products

pebas couponxl

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-39489 is a critical vulnerability (CVSS 9.8) in Pebas Couponxl, published May 23, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.52%, the 44th percentile. No source names a fixed version.

Attack profile

How easy it is to exploit

What an attacker can affect

Exploit likelihood

What each source reports

Affected products

History

In short

References