CVE-2004-1521

Exp

Eudora 6.2.0.14 does not issue a warning when a user forwards an e-mail message that contains base64 or quoted-printable encoded attachments, which makes it easier for remote attackers to read arbitrary files via spoofed "Converted" headers.

Published: 2004-12-31 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2004-1521 is rated Exploit Available (59.3/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.72%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2004-1521

EDB-ID Source Kind Published Link
163 exploit_db edb 2004-03-19 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2004-1521

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 3.45% 1.72% -1.72%
2 2025-03-30 4.64% 3.45% -1.19%
3 2025-03-29 4.64%

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2004-1521

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
10.0 2.9 [email protected]

Weakness enumeration for CVE-2004-1521

Affected software / configurations for CVE-2004-1521

Vendor Product Version Raw CPE
qualcomm eudora 6.2.0.14 cpe:2.3:a:qualcomm:eudora:6.2.0.14:*:*:*:*:*:*:*

References for CVE-2004-1521

cvelogic Threat Intelligence