CVE-2020-35416 Cross-site scripting in n/a
Remote attackers can inject arbitrary web script or HTML via the admin login page, 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-2020-35416?
CVE-2020-35416 is a medium-severity cross-site scripting vulnerability in n/a, published on 15 Dec 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
Multiple cross-site scripting (XSS) vulnerabilities exist in PHPJabbers Appointment Scheduler 2.3, in the index.php admin login webpage (with different request parameters), allows remote attackers to inject arbitrary web script or HTML.
Weakness: CWE-79
Which versions are affected by CVE-2020-35416?
It affects 1 product.
Products include Onlineonly Phpjabbers Appointment Scheduler.
How do I fix CVE-2020-35416?
No fix has been published for CVE-2020-35416 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-2020-35416 being exploited?
There is no known exploitation of CVE-2020-35416 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Sources
Also known as GHSA-rq9h-wj64-rrm8.