CVE-2007-4143 — user.php in the Billing Control Panel in phpCoupon allows remote authenticated users to obtain Premium Member status, and possibly acquire free coupons, via a modified URL containing a certain billing parameter and REQ=auth, status=success, and custom=upgrade substrings, possibly related to PayPal transactions

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MEDIUM

user.php in the Billing Control Panel in phpCoupon allows remote authenticated users to obtain Premium Member status, and possibly acquire free coupons, via a modified URL containing a certain billing parameter and REQ=auth, status=success, and custom=upgrade substrings, possibly related to PayPal transactions

Published Aug 3, 2007

4.0

MEDIUM

CVSS 2.0

EPSS 4.16%

Description

user.php in the Billing Control Panel in phpCoupon allows remote authenticated users to obtain Premium Member status, and possibly acquire free coupons, via a modified URL containing a certain billing parameter and REQ=auth, status=success, and custom=upgrade substrings, possibly related to PayPal transactions.

Affected products

Remediation

No remediation recorded yet.

Metrics

4.16% 0.04163

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.04163

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (14 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	4.16% (0.04163)	90.56th	v5 (v2026.06.15)
Jun 15, 2026	4.16% (0.04163)	89.54th	v5 (v2026.06.15)
Mar 22, 2026	3.36% (0.03358)	87.22th	v4 (v2025.03.14)
Mar 17, 2025	2.24% (0.02244)	83.40th	v4 (v2025.03.14)
Dec 12, 2024	0.97% (0.00974)	84.06th	v3 (v2023.03.01)
Jun 6, 2024	0.97% (0.00974)	83.41th	v3 (v2023.03.01)
Mar 22, 2024	0.92% (0.00923)	82.57th	v3 (v2023.03.01)
Nov 28, 2023	0.94% (0.00944)	81.36th	v3 (v2023.03.01)
Jul 4, 2023	1.17% (0.01170)	83.03th	v3 (v2023.03.01)
May 30, 2023	1.36% (0.01357)	84.22th	v3 (v2023.03.01)
Mar 7, 2023	1.44% (0.01436)	84.51th	v3 (v2023.03.01)
Mar 6, 2023	4.19% (0.04187)	87.39th	v2 (v2022.01.01)
Apr 1, 2022	4.19% (0.04187)	86.11th	v2 (v2022.01.01)
Feb 4, 2022	4.19% (0.04187)	69.86th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (4)

http://securityreason.com/securityalert/2958
third-party-advisoryx_refsource_SREASON
http://www.securityfocus.com/archive/1/474936/100/0/threaded
mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/25116
vdb-entryx_refsource_BIDExploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/35664
vdb-entryx_refsource_XF

Link	Providers	Tags
http://securityreason.com/securityalert/2958		third-party-advisoryx_refsource_SREASON
http://www.securityfocus.com/archive/1/474936/100/0/threaded		mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/25116		vdb-entryx_refsource_BIDExploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/35664		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Aug 3, 2007

Updated Aug 7, 2024

Reserved Aug 3, 2007

Link CVE-2007-4143

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2007-4143

Red Hat

Severity n/a

Public date n/a

Links CVE-2007-4143