CVE-2023-34457
MechanicalSoup vulnerable to malicious web server reading arbitrary files on client using file input inside HTML form
5.9
MEDIUM
CVSS 3.1
EPSS 2.9%
Description
MechanicalSoup is a Python library for automating interaction with websites. Starting in version 0.2.0 and prior to version 1.3.0, a malicious web server can read arbitrary files on the client using a `<input type="file" ...>` inside HTML form. All users of MechanicalSoup's form submission are affected, unless they took very specific (and manual) steps to reset HTML form field values. Version 1.3.0 contains a patch for this issue.
How to fix CVE-2023-34457
To remediate CVE-2023-34457, upgrade the affected package to a fixed version below.
- —no fix listed
- —upgrade to 1.3.0 or later
- —upgrade to d57c4a269bba3b9a0c5bfa20292955b849006d9e or later
Is CVE-2023-34457 being exploited?
Low — EPSS is 2.9%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0
- >= 0.2.0, < 1.3.0
- from 0, < d57c4a269bba3b9a0c5bfa20292955b849006d9e | from 0, < 1.3.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |