CVE-2017-11128 Bolt stored Cross-site Scripting (XSS)

Medium 5.4 Published Updated

Attackers can inject malicious scripts into Bolt CMS entries, potentially stealing user sessions or executing code in victim browsers.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2017-11128?

CVE-2017-11128 is a medium-severity cross-site scripting vulnerability in n/a, published on 17 Jul 2017. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Bolt CMS 3.2.14 allows stored XSS via text input, as demonstrated by the Title field of a New Entry.

Weakness: CWE-79

Which versions are affected by CVE-2017-11128?

2 open source packages ship an affected version, including bolt/bolt. It affects 1 product.

PackageAffectedFixed in
bolt/bolt PackagistAll versionsNone
bolt/bolt PackagistAll versionsNone

Products include Boltcms Bolt.

How do I fix CVE-2017-11128?

No fix has been published for CVE-2017-11128 yet. Limit exposure of the affected software until one is available.

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-2017-11128 being exploited?

There is no known exploitation of CVE-2017-11128 in the wild and no public exploit code.

Sources

Also known as GHSA-5r9j-698h-2h5m.

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