CVE-2023-49117 Cross-site scripting in PowerCMS (PowerCMS 4 Series)
Stored XSS in PowerCMS allows arbitrary script execution in logged-in users' browsers, potentially leading to account takeover.
- 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-2023-49117?
CVE-2023-49117 is a medium-severity cross-site scripting vulnerability in Alfasado Inc. PowerCMS (PowerCMS 4 Series), published on 26 Dec 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
PowerCMS (6 Series, 5 Series, and 4 Series) contains a stored cross-site scripting vulnerability. If this vulnerability is exploited, an arbitrary script may be executed on a logged-in user's web browser. Note that all versions of PowerCMS 3 Series and earlier which are unsupported (End-of-Life, EOL) are also affected by this vulnerability.
Weakness: CWE-79
Which versions are affected by CVE-2023-49117?
It affects 1 product.
Products include Alfasado Powercms.
How do I fix CVE-2023-49117?
No fix has been published for CVE-2023-49117 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-2023-49117 being exploited?
There is no known exploitation of CVE-2023-49117 in the wild and no public exploit code.
Other vulnerabilities in Alfasado Inc. PowerCMS (PowerCMS 4 Series)
Sources
Also known as GHSA-wxvg-wr3r-wmm7.