CVE-2007-4240 — The check_logout function in class/auth.php in Help Center Live (hcl) 2.1.3a sends a redirect to the web browser but does not exit when administrative credentials are missing, which allows remote attackers to delete administrative users and have other unspecified impact via certain requests to (1) admin/departments.php, (2) admin/operators.php, and other unspecified scripts

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HIGH

The check_logout function in class/auth.php in Help Center Live (hcl) 2.1.3a sends a redirect to the web browser but does not exit when administrative credentials are missing, which allows remote attackers to delete administrative users and have other unspecified impact via certain requests to (1) admin/departments.php, (2) admin/operators.php, and other unspecified scripts

Published Aug 8, 2007

7.5

HIGH

CVSS 2.0

EPSS 1.36%

Description

The check_logout function in class/auth.php in Help Center Live (hcl) 2.1.3a sends a redirect to the web browser but does not exit when administrative credentials are missing, which allows remote attackers to delete administrative users and have other unspecified impact via certain requests to (1) admin/departments.php, (2) admin/operators.php, and other unspecified scripts. NOTE: some of these details are obtained from third party information.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.36% 0.01359

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

EPSS probability 0.01359

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	1.36% (0.01359)	70.70th	v5 (v2026.06.15)
Jun 15, 2026	1.36% (0.01359)	67.99th	v5 (v2026.06.15)
Mar 17, 2025	0.54% (0.00539)	65.60th	v4 (v2025.03.14)
Dec 12, 2024	1.10% (0.01096)	85.05th	v3 (v2023.03.01)
Jun 11, 2024	1.10% (0.01096)	84.44th	v3 (v2023.03.01)
May 4, 2024	1.00% (0.01002)	83.52th	v3 (v2023.03.01)
Mar 27, 2024	0.95% (0.00951)	82.83th	v3 (v2023.03.01)
Feb 18, 2024	0.92% (0.00925)	82.46th	v3 (v2023.03.01)
Jan 10, 2024	0.89% (0.00888)	80.81th	v3 (v2023.03.01)
Mar 7, 2023	0.79% (0.00788)	78.80th	v3 (v2023.03.01)
Mar 6, 2023	1.21% (0.01213)	66.61th	v2 (v2022.01.01)
Feb 17, 2023	1.21% (0.01213)	66.22th	v2 (v2022.01.01)
Apr 1, 2022	1.21% (0.01213)	64.21th	v2 (v2022.01.01)
Feb 4, 2022	1.21% (0.01213)	40.54th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (4)

http://osvdb.org/39400
vdb-entryx_refsource_OSVDB
http://secunia.com/advisories/26352
third-party-advisoryx_refsource_SECUNIAVendor Advisory
http://www.securityfocus.com/bid/25225
vdb-entryx_refsource_BID
https://exchange.xforce.ibmcloud.com/vulnerabilities/35833
vdb-entryx_refsource_XF

Link	Providers	Tags
http://osvdb.org/39400		vdb-entryx_refsource_OSVDB
http://secunia.com/advisories/26352		third-party-advisoryx_refsource_SECUNIAVendor Advisory
http://www.securityfocus.com/bid/25225		vdb-entryx_refsource_BID
https://exchange.xforce.ibmcloud.com/vulnerabilities/35833		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Aug 8, 2007

Updated Aug 7, 2024

Reserved Aug 8, 2007

Link CVE-2007-4240

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2007-4240

Red Hat

Severity n/a

Public date n/a

Links CVE-2007-4240