How severe is CVE-2022-31519?

CVE-2022-31519 has a CVSS 3.x base score of 9.3, rated critical 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 low.

Is CVE-2022-31519 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-31519?

CVE-2022-31519 affects Windmill Project Windmill. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-31519?

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

When was CVE-2022-31519 published?

CVE-2022-31519 was published on 2022-07-11 and last updated on 2026-06-17.

CVE-2022-31519

CVE-2022-31519 is a critical-severity vulnerability in Windmill Project Windmill with a CVSS 3.x base score of 9.3. 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: Critical (CVSS 3.x base score 9.3)
CVSS v2: 6.4
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Windmill Project Windmill
Published: 2022-07-11
Last modified: 2026-06-17

Description

The Lukasavicus/WindMill repository through 1.0 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.

Frequently asked questions

What is CVE-2022-31519?: The Lukasavicus/WindMill repository through 1.0 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.
How severe is CVE-2022-31519?: CVE-2022-31519 has a CVSS 3.x base score of 9.3, rated critical 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 low.
Is CVE-2022-31519 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-31519?: CVE-2022-31519 affects Windmill Project Windmill. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-31519?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-31519 published?: CVE-2022-31519 was published on 2022-07-11 and last updated on 2026-06-17.

References

https://github.com/github/securitylab/issues/669#issuecomment-1117265726

Affected products (1)

cpe:2.3:a:windmill_project:windmill:1.0:*:*:*:*:*:*:*

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