CVE-2023-31544 alkacon-OpenCMS vulnerable to stored Cross-site Scripting
Attackers can execute arbitrary scripts via stored XSS in the Title field of the Upload Image module in OpenCMS.
- 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
- Available
What is CVE-2023-31544?
CVE-2023-31544 is a medium-severity cross-site scripting vulnerability in n/a, published on 16 May 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
A stored cross-site scripting (XSS) vulnerability in alkacon-OpenCMS v11.0.0.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Title field under the Upload Image module.
Weakness: CWE-79
Which versions are affected by CVE-2023-31544?
2 open source packages ship an affected version, including org.opencms:opencms-core. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.opencms:opencms-core Maven | All versions | 11.0.1 |
org.opencms:opencms-core Maven | All versions | 11.0.1 |
Products include Alkacon Opencms.
How do I fix CVE-2023-31544?
Upgrade org.opencms:opencms-core to 11.0.1 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-2023-31544 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-31544 exists.
Other vulnerabilities in n/a
Sources
Also known as GHSA-m44f-9jhg-59cr.