CVE-2023-49740 WordPress Seraphinite Accelerator Plugin <= 2.20.28 is vulnerable to Cross Site Scripting (XSS)
Attackers can inject malicious scripts into web pages viewed by other users via the Seraphinite Accelerator 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-2023-49740?
CVE-2023-49740 is a high-severity cross-site scripting vulnerability in Seraphinite Accelerator, published on 14 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 Seraphinite Solutions Seraphinite Accelerator allows Reflected XSS.This issue affects Seraphinite Accelerator: from n/a through 2.20.28.
Weakness: CWE-79
Which versions are affected by CVE-2023-49740?
It affects 1 product.
Products include S-Sols Seraphinite Accelerator.
How do I fix CVE-2023-49740?
No fix has been published for CVE-2023-49740 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-2023-49740 being exploited?
There is no known exploitation of CVE-2023-49740 in the wild and no public exploit code.
Other vulnerabilities in Seraphinite Accelerator
- CVE-2024-1568 Seraphinite Accelerator <= 2.20.52 - Authenticated (Subscriber+) Server-Side Request Forgery in OnAdminApi_HtmlCheck
- CVE-2023-5609 Seraphinite Accelerator < 2.20.29 - Reflected XSS
- CVE-2023-5610 Seraphinite Accelerator < 2.20.29 - Authenticated Arbitrary Redirect
- CVE-2023-5611 Seraphinite Accelerator < 2.20.32 - Unauthorised Settings Reset/Import
- CVE-2026-3058 Information disclosure in Seraphinite Accelerator
Sources
Also known as GHSA-v9r2-xx4h-x954.