CVE-2004-1958

What it is

Directory traversal vulnerability in manifest.ini in Unreal engine allows remote attackers to overwrite arbitrary files via .. (dot dot) sequences in a UMOD (Unreal MOD) file.

At a glance

Exploitability

Can be exploited over the network without logging in. Limited direct impact.

Exploit odds

2.4% chance of exploitation in the next 30 days (EPSS).

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2004-12-31 05:00 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 22:08 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 2.4% in the next 30 days (EPSS).
• Severity: 5.0 MEDIUM (CVSS).
• Fix: none linked yet, which raises it.

Details

Published

2004-12-31 05:00 UTC

Last modified

2026-06-16 22:08 UTC

Exploit probability

2.4% · EPSS, next 30 days

Record status

Modified

Affected

• Epic Games Unreal Engine 433
• Epic Games Unreal Engine 436
• Epic Games Unreal Tournament 451b
• Epic Games Unreal Tournament 2003 2199_macos
• Epic Games Unreal Tournament 2003 2199_win32
• Epic Games Unreal Tournament 2003 2225_macos
• Epic Games Unreal Tournament 2003 2225_win32

Attack profile CVSS 2.0 · 5.0

Attack vector

Network

Complexity

Low

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2004-1958.md and follow it. Check whether this project is affected by CVE-2004-1958. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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