CVE-2023-50376 WordPress Simple Membership Plugin <= 4.3.8 is vulnerable to Unauth. Reflected Cross Site Scripting (XSS)
Unauthenticated attackers can execute arbitrary scripts in victim browsers via reflected XSS in the Simple Membership WordPress plugin.
- 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-2023-50376?
CVE-2023-50376 is a high-severity cross-site scripting vulnerability in smp7, wp.insider Simple Membership, published on 19 Dec 2023. 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
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in smp7, wp.Insider Simple Membership allows Reflected XSS.This issue affects Simple Membership: from n/a through 4.3.8.
Weakness: CWE-79
Which versions are affected by CVE-2023-50376?
It affects 1 product.
Products include Simple-Membership-Plugin Simple Membership.
How do I fix CVE-2023-50376?
No fix has been published for CVE-2023-50376 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-2023-50376 being exploited?
There is no known exploitation of CVE-2023-50376 in the wild and no public exploit code.
Other vulnerabilities in smp7, wp.insider Simple Membership
- CVE-2022-2317 Simple Membership < 4.1.3 - Unauthenticated Membership Privilege Escalation
- CVE-2023-41956 WordPress Simple Membership plugin <= 4.3.4 - Authenticated Account Takeover vulnerability
- CVE-2022-2273 Simple Membership < 4.1.3 - Membership Privilege Escalation
- CVE-2016-10884 Cross-site request forgery in n/a
- CVE-2019-14328 Cross-site request forgery in n/a
Sources
Also known as GHSA-8cp3-ghqm-6565.