CVE-2007-0857 MoinMoin Multiple cross-site scripting (XSS) vulnerabilities

Medium 4.3 Published Updated

Remote attackers can inject arbitrary web script or HTML via page info or names in various actions, requiring user interaction to execute.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2007-0857?

CVE-2007-0857 is a medium-severity cross-site scripting vulnerability in n/a, published on 8 Feb 2007. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Multiple cross-site scripting (XSS) vulnerabilities in MoinMoin before 1.5.7 allow remote attackers to inject arbitrary web script or HTML via (1) the page info, or the page name in a (2) AttachFile, (3) RenamePage, or (4) LocalSiteMap action.

Which versions are affected by CVE-2007-0857?

3 open source packages ship an affected version, including moin. It affects 1 product.

PackageAffectedFixed in
moin PyPIAll versions1.5.7
moin PyPIAll versions1.5.7
moin PyPIAll versions1.5.7

Products include Moinmoin Moinmoin.

How do I fix CVE-2007-0857?

Upgrade moin to 1.5.7 or later.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2007-0857 being exploited?

There is no known exploitation of CVE-2007-0857 in the wild and no public exploit code.

Sources

Also known as GHSA-m84w-vgwf-p893, PYSEC-2026-678.

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