CVE-2022-25931: All versions of package easy-static-server are vulnerable to Directory Traversal due to missing input sanitiza

This week

HIGH 7.5REMOTEMITIGATE

CVE-2022-25931 is a high-severity flaw (CVSS 7.5) affecting easy-static-server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

All versions of package easy-static-server are vulnerable to Directory Traversal due to missing input sanitization and sandboxes being employed to the req.url user input that is passed to the server code.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.4% (top 27%)
CISA exploited list	No
Weakness	CWE-22
Published	2022-12-20
Last modified	2026-06-17

Publisher (CNA): Snyk · Vendor: easy-static-server project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-12-20 05:15 UTCPublished CVE record published
2026-06-17 04:34 UTCUpdated Record last modified

easy-static-server project easy-static-server MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls easy-static-server

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-25931?

easy-static-server: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-25931 being exploited?

CVE-2022-25931 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-25931 affect?

CVE-2022-25931 affects easy-static-server. Severity is high (CVSS 7.5). All versions of package easy-static-server are vulnerable to Directory Traversal due to missing input sanitization and sandboxes being employed to the req.url user input that is passed to the server code.

How urgent is CVE-2022-25931?

Priority 54/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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