CVE-2020-15221 XSS in the breadcrumbs
An attacker can execute arbitrary scripts in the iTop console breadcrumb by modifying local storage, potentially leading to session hijacking or code execution.
- 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-2020-15221?
CVE-2020-15221 is a medium-severity cross-site scripting vulnerability in Combodo Itop, published on 13 Jan 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Combodo iTop is a web based IT Service Management tool. In iTop before versions 2.7.2 and 3.0.0, by modifying target browser local storage, an XSS can be generated in the iTop console breadcrumb. This is fixed in versions 2.7.2 and 3.0.0.
Weakness: CWE-79
Which versions are affected by CVE-2020-15221?
It affects 1 product.
Products include Combodo Itop.
How do I fix CVE-2020-15221?
No fix has been published for CVE-2020-15221 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-2020-15221 being exploited?
There is no known exploitation of CVE-2020-15221 in the wild and no public exploit code.
Other vulnerabilities in Combodo Itop
- CVE-2023-48710 iTop limit pages/exec.php script to PHP files
- CVE-2022-39214 Authenticated users of Combodo iTop can take over any account
- CVE-2021-41161 XSS in csvimport in 3.0.0-beta versions
- CVE-2021-41162 Cross-site Scripting in Combodo iTop
- CVE-2025-47773 Combodo iTop has XSS vulnerability in /pages/ajax.render.php
Sources
Also known as GHSA-w6g2-p7pf-7hvw.