What’s Vulnerable › Vulnerabilities

CVE-2025-43931

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-07-07 · updated 2026-06-17
• Weakness: CWE-640

Description

flask-boilerplate through a170e7c allows account takeover via the password reset feature because SERVER_NAME is not configured and thus a reset depends on the Host HTTP header.

References

• https://gist.github.com/BrookeYangRui/19fcc6c19df7bb4d8437476c609a6129
• https://github.com/MaxHalford/flask-boilerplate/blob/a170e7cec605906801680567c4279b30ccd9630b/app/views/user.py#L103-L126

Get alerted when CVE-2025-43931 or the next vulnerability affects your stack