CVE-2006-6551 — PHP remote file inclusion vulnerability in libs/tucows/api/cartridges/crt_TUCOWS_domains/lib/domainutils.inc.php in Tucows Client Code Suite (CCS) 1.2.1015 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the _ENV[TCA_HOME] parameter

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HIGH

PHP remote file inclusion vulnerability in libs/tucows/api/cartridges/crt_TUCOWS_domains/lib/domainutils.inc.php in Tucows Client Code Suite (CCS) 1.2.1015 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the _ENV[TCA_HOME] parameter

Published Dec 14, 2006

7.5

HIGH

CVSS 2.0

EPSS 2.22%

Description

PHP remote file inclusion vulnerability in libs/tucows/api/cartridges/crt_TUCOWS_domains/lib/domainutils.inc.php in Tucows Client Code Suite (CCS) 1.2.1015 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the _ENV[TCA_HOME] parameter.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.22% 0.02219

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.02219

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 2, 2026	2.22% (0.02219)	82.05th	v5 (v2026.06.15)
Jun 15, 2026	2.10% (0.02097)	79.18th	v5 (v2026.06.15)
Apr 26, 2026	6.59% (0.06591)	91.20th	v4 (v2025.03.14)
Sep 18, 2025	5.42% (0.05419)	89.78th	v4 (v2025.03.14)
Mar 17, 2025	1.53% (0.01532)	80.03th	v4 (v2025.03.14)
Dec 12, 2024	5.50% (0.05504)	93.49th	v3 (v2023.03.01)
Aug 19, 2024	5.50% (0.05504)	93.33th	v3 (v2023.03.01)
May 8, 2024	3.96% (0.03964)	91.97th	v3 (v2023.03.01)
Sep 10, 2023	3.73% (0.03728)	90.63th	v3 (v2023.03.01)
May 18, 2023	3.74% (0.03745)	90.45th	v3 (v2023.03.01)
Mar 7, 2023	2.51% (0.02506)	88.43th	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 (2)

https://exchange.xforce.ibmcloud.com/vulnerabilities/30789
vdb-entryx_refsource_XF
https://www.exploit-db.com/exploits/2896
exploitx_refsource_EXPLOIT-DB

Link	Providers	Tags
https://exchange.xforce.ibmcloud.com/vulnerabilities/30789		vdb-entryx_refsource_XF
https://www.exploit-db.com/exploits/2896		exploitx_refsource_EXPLOIT-DB

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Dec 14, 2006

Updated Aug 7, 2024

Reserved Dec 14, 2006

Link CVE-2006-6551

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2006-6551

Red Hat

Severity n/a

Public date n/a

Links CVE-2006-6551