CVE-2026-18197 Cross-site scripting in Link Library
Cross-site scripting vulnerability in Link Library allows attackers to inject malicious scripts into web pages viewed by other users.
- 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-2026-18197?
CVE-2026-18197 is a medium-severity cross-site scripting vulnerability in ylefebvre Link Library, published on 29 Jul 2026. 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 Link Library allows Cross-Site Scripting (XSS).
This issue affects Link Library: before 7.9.4.
Weakness: CWE-79
Which versions are affected by CVE-2026-18197?
It affects 1 product.
Products include Ylefebvre Link Library.
How do I fix CVE-2026-18197?
No fix has been published for CVE-2026-18197 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-2026-18197 being exploited?
There is no known exploitation of CVE-2026-18197 in the wild and no public exploit code.
Other vulnerabilities in ylefebvre Link Library
- CVE-2021-25093 Link Library < 7.2.8 - Unauthenticated Arbitrary Links Deletion
- CVE-2024-38711 WordPress Link Library plugin <= 7.7.1 - Reflected Cross Site Scripting (XSS) vulnerability
- CVE-2024-35687 WordPress Link Library plugin <= 7.6.3 - Reflected Cross-Site Scripting (XSS) vulnerability
- CVE-2024-29123 WordPress Link Library plugin <= 7.6 - Reflected Cross Site Scripting (XSS) vulnerability
- CVE-2024-24879 WordPress Link Library Plugin <= 7.5.13 is vulnerable to Cross Site Scripting (XSS)
Sources
Also known as GHSA-c9gj-8f9h-hp8h.