CVE-2022-31504

Severity: critical (CVSS 9.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-07-11 · updated 2026-06-17
Weakness: CWE-22

Description

The ChangeWeDer/BaiduWenkuSpider_flaskWeb repository before 2021-11-29 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.

Affected products

Baiduwenkuspider Flaskweb Project Baiduwenkuspider Flaskweb: before 2021-11-29 — fixed in 2021-11-29

How to fix

Upgrade to a fixed version: Baiduwenkuspider Flaskweb Project Baiduwenkuspider Flaskweb 2021-11-29. Check the vendor advisory for mitigations.

References

https://github.com/ChangeWeDer/BaiduWenkuSpider_flaskWeb/pull/3
https://github.com/github/securitylab/issues/669#issuecomment-1117265726
https://github.com/ChangeWeDer/BaiduWenkuSpider_flaskWeb/pull/3
https://github.com/github/securitylab/issues/669#issuecomment-1117265726

Get alerted when CVE-2022-31504 or the next vulnerability affects your stack