weixin-python XML External Entity vulnerability

CRITICAL 9.8CVE-2018-25082 · GHSA-h384-ph77-3699 · PYSEC-2026-572 · Published 21/03/2023 · updated 17/06/2026

In short

CVE-2018-25082 is a CRITICAL (CVSS 9.8) vulnerability affecting weixin-python, wechat sdk python (wechat sdk python project).
Chance of exploitation in the next 30 days (EPSS): 0.78%, higher than 56.2% of all vulnerabilities.
Fix: update to 0.5.5 or later.

Package	Affected versions	Patched versions
weixin-python PyPI	`< 0.5.5`	`0.5.5`
wechat sdk python wechat_sdk_python_project	`< 0.5.5`	`0.5.5`

Description

A vulnerability was found in zwczou WeChat SDK Python 0.3.0 and classified as critical. This issue affects the function validate/to_xml. The manipulation leads to xml external entity reference. The attack may be initiated remotely. Upgrading to version 0.5.5 is able to address this issue. The name of the patch is e54abadc777715b6dcb545c13214d1dea63df6c9. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-223403.

NVD description

A vulnerability was found in zwczou WeChat SDK Python 0.3.0 and classified as critical. This issue affects the function validate/to_xml. The manipulation leads to xml external entity reference. The attack may be initiated remotely. Upgrading to version 0.5.5 is able to address this issue. The patch is named e54abadc777715b6dcb545c13214d1dea63df6c9. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-223403.

References

nvd.nist.gov/vuln/detail/CVE-2018-25082 · ADVISORY
zwczou/weixin-python#30 · WEB
zwczou/weixin-python commit e54abad · WEB
zwczou/weixin-python · PACKAGE
zwczou/weixin-python release v0.5.5 · WEB
vuldb.com · WEB
vuldb.com · WEB
pypi.org/project/weixin-python · PACKAGE
GitHub Advisory GHSA-h384-ph77-3699 · ADVISORY

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free

Package

Affected versions

Patched versions

weixin-python

PyPI

< 0.5.5

0.5.5

wechat sdk python

wechat_sdk_python_project

< 0.5.5

0.5.5

Description

NVD description

A vulnerability was found in zwczou WeChat SDK Python 0.3.0 and classified as critical. This issue affects the function validate/to_xml. The manipulation leads to xml external entity reference. The attack may be initiated remotely. Upgrading to version 0.5.5 is able to address this issue. The patch is named e54abadc777715b6dcb545c13214d1dea63df6c9. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-223403.