CVE-2023-24839 HGiga MailSherlock - Reflected XSS
An unauthenticated remote attacker can inject JavaScript via reflected XSS in HGiga MailSherlock, potentially executing arbitrary code in victim browsers.
- 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-2023-24839?
CVE-2023-24839 is a medium-severity cross-site scripting vulnerability in HGiga MailSherlock, published on 27 Mar 2023. 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
HGiga MailSherlock’s specific function has insufficient filtering for user input. An unauthenticated remote attacker can exploit this vulnerability to inject JavaScript, conducting a reflected XSS attack.
Weakness: CWE-79
Which versions are affected by CVE-2023-24839?
It affects 1 product.
Products include Hgiga Oaklouds Mailsherlock.
How do I fix CVE-2023-24839?
No fix has been published for CVE-2023-24839 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-2023-24839 being exploited?
There is no known exploitation of CVE-2023-24839 in the wild and no public exploit code.
Other vulnerabilities in HGiga MailSherlock
Sources
Also known as GHSA-92cv-rhgw-5fm8.