CVE-2004-1100 — Cross-site scripting (XSS) vulnerability in mailpost.exe in MailPost 5.1.1sv, and possibly earlier versions, when debug mode is enabled, allows remote attackers to execute arbitrary web script or HTML via the append parameter

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MEDIUM

Cross-site scripting (XSS) vulnerability in mailpost.exe in MailPost 5.1.1sv, and possibly earlier versions, when debug mode is enabled, allows remote attackers to execute arbitrary web script or HTML via the append parameter

Published Dec 1, 2004

6.8

MEDIUM

CVSS 2.0

EPSS 5.13%

Description

Cross-site scripting (XSS) vulnerability in mailpost.exe in MailPost 5.1.1sv, and possibly earlier versions, when debug mode is enabled, allows remote attackers to execute arbitrary web script or HTML via the append parameter.

Affected products

Remediation

No remediation recorded yet.

Metrics

5.13% 0.05133

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

EPSS probability 0.05133

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 (9 key points)

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

Date	Score	Percentile	Model
Oct 1, 2026	5.13% (0.05133)	92.14th	v5 (v2026.06.15)
Jun 15, 2026	5.13% (0.05133)	91.29th	v5 (v2026.06.15)
Mar 17, 2025	1.47% (0.01467)	79.57th	v4 (v2025.03.14)
Dec 12, 2024	0.34% (0.00339)	72.22th	v3 (v2023.03.01)
Feb 8, 2024	0.34% (0.00339)	70.58th	v3 (v2023.03.01)
Mar 7, 2023	0.34% (0.00339)	66.78th	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://www.kb.cert.org/vuls/id/107998
third-party-advisoryx_refsource_CERT-VNUS Government Resource
http://www.procheckup.com/security_info/vuln_pr0410.html
x_refsource_MISC
http://www.securityfocus.com/bid/11596
vdb-entryx_refsource_BIDExploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/17953
vdb-entryx_refsource_XF

Link	Providers	Tags
http://www.kb.cert.org/vuls/id/107998		third-party-advisoryx_refsource_CERT-VNUS Government Resource
http://www.procheckup.com/security_info/vuln_pr0410.html		x_refsource_MISC
http://www.securityfocus.com/bid/11596		vdb-entryx_refsource_BIDExploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/17953		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Dec 1, 2004

Updated Aug 8, 2024

Reserved Nov 30, 2004

Link CVE-2004-1100

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2004-1100

Red Hat

Severity n/a

Public date n/a

Links CVE-2004-1100