CVE-2005-4327 — Multiple cross-site scripting (XSS) vulnerabilities in Michael Arndt WebCal 1.11-3.04 allow remote attackers to inject arbitrary web script or HTML via the (1) function, (2) year, and (3) date parameters to webcal.cgi, (4) new calendar entries, and (5) notes for entries

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MEDIUM

Multiple cross-site scripting (XSS) vulnerabilities in Michael Arndt WebCal 1.11-3.04 allow remote attackers to inject arbitrary web script or HTML via the (1) function, (2) year, and (3) date parameters to webcal.cgi, (4) new calendar entries, and (5) notes for entries

Published Dec 17, 2005

4.3

MEDIUM

CVSS 2.0

EPSS 1.74%

Description

Multiple cross-site scripting (XSS) vulnerabilities in Michael Arndt WebCal 1.11-3.04 allow remote attackers to inject arbitrary web script or HTML via the (1) function, (2) year, and (3) date parameters to webcal.cgi, (4) new calendar entries, and (5) notes for entries.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.74% 0.01744

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

EPSS probability 0.01744

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 (12 key points)

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

Date	Score	Percentile	Model
Oct 1, 2026	1.74% (0.01744)	76.94th	v5 (v2026.06.15)
Jun 15, 2026	1.74% (0.01744)	74.76th	v5 (v2026.06.15)
Jan 8, 2026	3.59% (0.03594)	87.40th	v4 (v2025.03.14)
Mar 19, 2025	1.86% (0.01859)	81.12th	v4 (v2025.03.14)
Mar 17, 2025	0.42% (0.00416)	59.63th	v4 (v2025.03.14)
Dec 12, 2024	0.31% (0.00313)	71.03th	v3 (v2023.03.01)
Feb 8, 2024	0.32% (0.00315)	69.49th	v3 (v2023.03.01)
May 12, 2023	0.32% (0.00315)	65.85th	v3 (v2023.03.01)
Mar 7, 2023	0.29% (0.00295)	64.44th	v3 (v2023.03.01)
Mar 6, 2023	1.92% (0.01917)	78.00th	v2 (v2022.01.01)
Apr 1, 2022	1.92% (0.01917)	76.01th	v2 (v2022.01.01)
Feb 4, 2022	1.92% (0.01917)	55.17th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (4)

http://secunia.com/advisories/18017
third-party-advisoryx_refsource_SECUNIA
http://securityreason.com/securityalert/267
third-party-advisoryx_refsource_SREASON
http://www.securityfocus.com/archive/1/419655/100/0/threaded
mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/15917
vdb-entryx_refsource_BIDExploit

Link	Providers	Tags
http://secunia.com/advisories/18017		third-party-advisoryx_refsource_SECUNIA
http://securityreason.com/securityalert/267		third-party-advisoryx_refsource_SREASON
http://www.securityfocus.com/archive/1/419655/100/0/threaded		mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/15917		vdb-entryx_refsource_BIDExploit

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Dec 17, 2005

Updated Aug 7, 2024

Reserved Dec 17, 2005

Link CVE-2005-4327

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2005-4327

Red Hat

Severity n/a

Public date n/a

Links CVE-2005-4327