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PYSEC-2026-670

MoinMoin Multiple cross-site scripting (XSS) vulnerabilities

Quick fix

PYSEC-2026-670 — moin: upgrade to the fixed version with the command below.

pip install --upgrade 'moin>=1.8.1'

Details

Multiple cross-site scripting (XSS) vulnerabilities in `action/AttachFile.py` in MoinMoin before 1.8.1 allow remote attackers to inject arbitrary web script or HTML via an AttachFile action to the WikiSandBox component with (1) the rename parameter or (2) the drawing parameter (aka the basename variable).

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/moin

Introduced in: 0Fixed in: 1.8.1

Fixpip install --upgrade 'moin>=1.8.1'

References

https://nvd.nist.gov/vuln/detail/CVE-2009-0260[ADVISORY]
https://exchange.xforce.ibmcloud.com/vulnerabilities/48126[WEB]
https://usn.ubuntu.com/716-1[WEB]
https://web.archive.org/web/20200228171520/http://hg.moinmo.in/moin/1.8/rev/8cb4d34ccbc1[WEB]
https://www.debian.org/security/2009/dsa-1715[WEB]
http://moinmo.in/SecurityFixes#moin1.8.1[WEB]
http://osvdb.org/51485[WEB]
http://secunia.com/advisories/33593[WEB]
http://secunia.com/advisories/33716[WEB]
http://secunia.com/advisories/33755[WEB]
http://www.securityfocus.com/archive/1/500197/100/0/threaded[WEB]
http://www.securityfocus.com/bid/33365[WEB]
http://www.vupen.com/english/advisories/2009/0195[WEB]
https://pypi.org/project/moin[PACKAGE]
https://github.com/advisories/GHSA-7hjm-hqgj-xv9f[ADVISORY]