How severe is CVE-2022-31578?

CVE-2022-31578 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-2022-31578 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-2022-31578?

CVE-2022-31578 affects Bt Lnmp Project Bt Lnmp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-31578?

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.

When was CVE-2022-31578 published?

CVE-2022-31578 was published on 2022-07-11 and last updated on 2026-06-17.

CVE-2022-31578

CVE-2022-31578 is a high-severity vulnerability in Bt Lnmp Project Bt Lnmp 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)
CVSS v2: 5.0
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Bt Lnmp Project Bt Lnmp
Published: 2022-07-11
Last modified: 2026-06-17

Description

The piaoyunsoft/bt_lnmp repository through 2019-10-10 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.

Frequently asked questions

What is CVE-2022-31578?: The piaoyunsoft/bt_lnmp repository through 2019-10-10 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.
How severe is CVE-2022-31578?: CVE-2022-31578 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-2022-31578 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-2022-31578?: CVE-2022-31578 affects Bt Lnmp Project Bt Lnmp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-31578?: 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.
When was CVE-2022-31578 published?: CVE-2022-31578 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:bt_lnmp_project:bt_lnmp:*:*:*:*:*:*:*:*

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