How severe is CVE-2025-59341?

CVE-2025-59341 has a CVSS 4.0 base score of 7.7, rated high severity.

Is CVE-2025-59341 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-59341?

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-2025-59341 have an EU (EUVD) identifier?

Yes. CVE-2025-59341 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29745.

When was CVE-2025-59341 published?

CVE-2025-59341 was published on 2025-09-17 and last updated on 2026-06-17.

CVE-2025-59341

CVE-2025-59341 is a high-severity vulnerability with a CVSS 4.0 base score of 7.7. 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-23.

Key facts

Severity: High (CVSS 4.0 base score 7.7)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-29745
Weakness: CWE-23
Published: 2025-09-17
Last modified: 2026-06-17

Description

esm.sh is a nobuild content delivery network(CDN) for modern web development. In 136 and earlier, a Local File Inclusion (LFI) issue was identified in the esm.sh service URL handling. An attacker could craft a request that causes the server to read and return files from the host filesystem (or other unintended file sources).

Frequently asked questions

What is CVE-2025-59341?: esm.sh is a nobuild content delivery network(CDN) for modern web development. In 136 and earlier, a Local File Inclusion (LFI) issue was identified in the esm.sh service URL handling. An attacker could craft a request that causes the server to read and return files from the host filesystem (or other unintended file sources).
How severe is CVE-2025-59341?: CVE-2025-59341 has a CVSS 4.0 base score of 7.7, rated high severity.
Is CVE-2025-59341 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-59341?: 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-2025-59341 have an EU (EUVD) identifier?: Yes. CVE-2025-59341 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29745.
When was CVE-2025-59341 published?: CVE-2025-59341 was published on 2025-09-17 and last updated on 2026-06-17.

References

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