CVE-2019-14546 Cross-site scripting in n/a
Attackers can inject malicious JavaScript into email signatures to steal victim cookies and compromise accounts when emails are replied to or forwarded.
- 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-2019-14546?
CVE-2019-14546 is a medium-severity cross-site scripting vulnerability in n/a, published on 5 Aug 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
An issue was discovered in EspoCRM before 5.6.9. Stored XSS was executed on the Preference page as well as while sending an email when a malicious payload was inserted inside the Email Signature in the Preference page. The attacker could insert malicious JavaScript inside his email signature, which fires when the victim replies or forwards the mail, thus helping him steal victims' cookies (hence compromising their accounts).
Weakness: CWE-79
Which versions are affected by CVE-2019-14546?
It affects 1 product.
Products include Espocrm Espocrm.
How do I fix CVE-2019-14546?
No fix has been published for CVE-2019-14546 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-2019-14546 being exploited?
There is no known exploitation of CVE-2019-14546 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-r2ff-m48r-qqhj.