CVE-2021-39268 Cross-site scripting in n/a
Remote attackers can execute arbitrary JavaScript in SuiteCRM via malicious SVG files, potentially leading to session hijacking or data theft.
- 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
- Available
What is CVE-2021-39268?
CVE-2021-39268 is a medium-severity cross-site scripting vulnerability in Salesagility Suitecrm, published on 18 Aug 2021. 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
Persistent cross-site scripting (XSS) in the web interface of SuiteCRM before 7.11.19 allows a remote attacker to introduce arbitrary JavaScript via malicious SVG files. This occurs because the clean_file_output protection mechanism can be bypassed.
Weakness: CWE-79
Which versions are affected by CVE-2021-39268?
1 open source package ship an affected version, including suitecrm. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
suitecrm Bitnami | All versions | 7.11.19 |
Products include Salesagility Suitecrm.
How do I fix CVE-2021-39268?
Upgrade suitecrm to 7.11.19 or later.
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-2021-39268 being exploited?
There is no known exploitation of CVE-2021-39268 in the wild and no public exploit code.
Other vulnerabilities in Salesagility Suitecrm
Sources
Also known as BIT-suitecrm-2021-39268, GHSA-272r-gvjr-j5qh.