How severe is CVE-2025-66687?

CVE-2025-66687 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-66687 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-66687?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-66687 have an EU (EUVD) identifier?

Yes. CVE-2025-66687 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208755.

When was CVE-2025-66687 published?

CVE-2025-66687 was published on 2026-03-16 and last updated on 2026-06-17.

CVE-2025-66687

CVE-2025-66687 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-208755
Weakness: CWE-22
Published: 2026-03-16
Last modified: 2026-06-17

Description

Doom Launcher 3.8.1.0 is vulnerable to Directory Traversal due to missing file path validation during the extraction of game files

Frequently asked questions

What is CVE-2025-66687?: Doom Launcher 3.8.1.0 is vulnerable to Directory Traversal due to missing file path validation during the extraction of game files
How severe is CVE-2025-66687?: CVE-2025-66687 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-66687 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-66687?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-66687 have an EU (EUVD) identifier?: Yes. CVE-2025-66687 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208755.
When was CVE-2025-66687 published?: CVE-2025-66687 was published on 2026-03-16 and last updated on 2026-06-17.

References

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