CVE-2026-42754
Reflected Cross-Site Scripting in Favicon by RealFaviconGenerator
Publication date: 2026-05-27
Last updated on: 2026-05-27
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| phbernard | favicon | to 1.3.46 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-79 | The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a Reflected Cross-site Scripting (XSS) issue in the phbernard Favicon plugin called favicon-by-realfavicongenerator. It occurs due to improper neutralization of input during web page generation, which means that malicious input is not properly sanitized before being included in web pages. As a result, an attacker can inject malicious scripts that are reflected back to users.
How can this vulnerability impact me? :
This vulnerability can allow attackers to execute malicious scripts in the context of the affected website. The impact includes potential compromise of user data confidentiality and integrity, manipulation of website content, and disruption of availability. Specifically, the CVSS score indicates it has low attack complexity, requires no privileges, but user interaction is needed, and it can lead to partial loss of confidentiality, integrity, and availability.