CVE-2004-0259 — The check_referer() function in Formmail.php 5.0 and earlier allows remote attackers to bypass access restrictions via an empty or spoofed HTTP Referer, as demonstrated using an application on the same web server that contains a cross-site scripting (XSS) issue

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HIGH

The check_referer() function in Formmail.php 5.0 and earlier allows remote attackers to bypass access restrictions via an empty or spoofed HTTP Referer, as demonstrated using an application on the same web server that contains a cross-site scripting (XSS) issue

Published Mar 18, 2004

9.3

HIGH

CVSS 2.0

EPSS 2.06%

Description

The check_referer() function in Formmail.php 5.0 and earlier allows remote attackers to bypass access restrictions via an empty or spoofed HTTP Referer, as demonstrated using an application on the same web server that contains a cross-site scripting (XSS) issue.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.06% 0.02063

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

EPSS probability 0.02063

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 (10 key points)

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

Date	Score	Percentile	Model
Oct 1, 2026	2.06% (0.02063)	80.65th	v5 (v2026.06.15)
Jun 15, 2026	2.06% (0.02063)	78.80th	v5 (v2026.06.15)
Mar 17, 2025	0.82% (0.00816)	72.63th	v4 (v2025.03.14)
Dec 12, 2024	0.52% (0.00518)	77.53th	v3 (v2023.03.01)
Feb 8, 2024	0.52% (0.00518)	76.07th	v3 (v2023.03.01)
Mar 7, 2023	0.52% (0.00518)	73.16th	v3 (v2023.03.01)
Mar 6, 2023	1.14% (0.01136)	59.45th	v2 (v2022.01.01)
Oct 18, 2022	1.14% (0.01136)	58.28th	v2 (v2022.01.01)
Apr 1, 2022	1.14% (0.01136)	56.27th	v2 (v2022.01.01)
Feb 4, 2022	1.14% (0.01136)	34.23th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (3)

http://marc.info/?l=bugtraq&m=107619109629629&w=2
mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/9591
vdb-entryx_refsource_BIDVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/15079
vdb-entryx_refsource_XF

Link	Providers	Tags
http://marc.info/?l=bugtraq&m=107619109629629&w=2		mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/9591		vdb-entryx_refsource_BIDVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/15079		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Mar 18, 2004

Updated Aug 8, 2024

Reserved Mar 17, 2004

Link CVE-2004-0259

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2004-0259

Red Hat

Severity n/a

Public date n/a

Links CVE-2004-0259