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VulnerabilityPublished Updated

CVE-2024-32258: fceux · Path Traversal

Affects fceuxSource CVE Database V5

0

Not known to be exploited · CVSS 8.8 High.

Data as of 26 Oct 2026, 17:16 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
1.8% chance of exploitation in 30 days – higher than 79% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 23 Apr 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
GitHubtasemulators/fceuxpkg:github/tasemulators/fceuxOther threatsAffected
  • =2.7.0
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Until an official patch is released, organizations should consider disabling the network server functionality of FCEUX 2.7.0 to eliminate exposure. If network features are essential, implement strict input validation and sanitization on all file path inputs to prevent path traversal sequences. Employ filesystem access controls and sandboxing to restrict the server's write permissions to a dedicated directory with no sensitive files. Monitor logs for suspicious file write attempts and unusual network activity. Use network segmentation and firewall rules to limit access to the FCEUX server only to trusted users. Regularly back up critical files to enable recovery in case of compromise. Stay updated with vendor advisories for patches or official mitigations and apply them promptly once available. Consider deploying intrusion detection systems capable of detecting path traversal attack patterns targeting the service.

Description

The network server of fceux 2.7.0 has a path traversal vulnerability, allowing attackers to overwrite any files on the server without authentication by fake ROM.

References

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