CVE-2018-18553 Cross-site scripting in n/a

Medium 6.1 Published Updated

Attackers can inject malicious scripts via the blog title field, leading to cross-site scripting attacks on the likes page.

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
None listed

What is CVE-2018-18553?

CVE-2018-18553 is a medium-severity cross-site scripting vulnerability in n/a, published on 22 Oct 2018. 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

Leanote 2.6.1 has XSS via the Blog Basic Setting title field, which is mishandled during rendering of the "likes" page.

Weakness: CWE-79

Which versions are affected by CVE-2018-18553?

It affects 1 product.

Products include Leanote Leanote.

How do I fix CVE-2018-18553?

No fix has been published for CVE-2018-18553 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-2018-18553 being exploited?

There is no known exploitation of CVE-2018-18553 in the wild and no public exploit code.

Sources

Also known as GHSA-h839-88jf-jx3g.

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