Medium severity5.9NVD Advisory· Published Jul 5, 2023· Updated Jun 17, 2026
CVE-2023-34457
CVE-2023-34457
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 `` 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.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
MechanicalSoupPyPI | >= 0.2.0, < 1.3.0 | 1.3.0 |
Affected products
3- cpe:2.3:a:mechanicalsoup_project:mechanicalsoup:*:*:*:*:*:python:*:*Range: <1.3.0
- Range: >= 0.2.0, < 1.3.0
Patches
Vulnerability mechanics
References
7- github.com/MechanicalSoup/MechanicalSoup/commit/d57c4a269bba3b9a0c5bfa20292955b849006d9envdPatchWEB
- github.com/MechanicalSoup/MechanicalSoup/security/advisories/GHSA-x456-3ccm-m6j4nvdExploitPatchVendor AdvisoryWEB
- github.com/advisories/GHSA-x456-3ccm-m6j4ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2023-34457ghsaADVISORY
- github.com/MechanicalSoup/MechanicalSoup/releases/tag/v1.3.0nvdRelease NotesWEB
- github.com/pypa/advisory-database/tree/main/vulns/mechanicalsoup/PYSEC-2023-108.yamlghsaWEB
- security.netapp.com/advisory/ntap-20230803-0005/nvd
News mentions
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