Security readout for executives and security teams
CVE-2004-1100 is a cross-site scripting issue in MailPost's mailpost.exe when debug mode is enabled. A remote attacker may be able to make the application return attacker-controlled script or HTML through the append parameter. Business risk depends on whether this legacy MailPost component is still deployed and reachable. Exposure is most likely in legacy MailPost deployments where mailpost.exe is web-accessible and debug mode remains enabled. Internet-facing CGI-style endpoints would be higher concern than internal-only systems. Evidence is incomplete for vendor ownership, maintained versions, and exact affected earlier releases. Treat this as a legacy exposure cleanup item unless MailPost is still internet-facing. If confirmed reachable with debug mode enabled, prioritize remediation because XSS can support session theft, phishing, or trusted-browser actions. Mitigation focus: Identify and retire unsupported MailPost deployments where possible.; Disable debug mode on any remaining MailPost instances.; Restrict external access to mailpost.exe if business use remains..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2004-1100 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- mailpost-append-xss(17953)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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