CVE-2020-5631 Cross-site scripting in CMONOS.JP

Medium 6.1 Published Updated

Remote attackers can inject arbitrary scripts into CMONOS.JP, potentially leading to session hijacking or malicious actions.

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-2020-5631?

CVE-2020-5631 is a medium-severity cross-site scripting vulnerability in CMONOS.JP, published on 6 Oct 2020. 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

Stored cross-site scripting vulnerability in CMONOS.JP ver2.0.20191009 and earlier allows remote attackers to inject arbitrary script via unspecified vectors.

Weakness: CWE-79

Which versions are affected by CVE-2020-5631?

It affects 1 product.

Products include Cmonos Cmonos.

How do I fix CVE-2020-5631?

No fix has been published for CVE-2020-5631 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-2020-5631 being exploited?

There is no known exploitation of CVE-2020-5631 in the wild and no public exploit code.

Sources

Also known as GHSA-277f-xx4c-9mf5.

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