CVE-2024-9900: Cross-Site Scripting (XSS) in mudler/localai

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-03-20 · updated 2026-06-17
Weakness: CWE-79

Description

mudler/localai version v2.21.1 contains a Cross-Site Scripting (XSS) vulnerability in its search functionality. The vulnerability arises due to improper sanitization of user input, allowing the injection and execution of arbitrary JavaScript code. This can lead to the execution of malicious scripts in the context of the victim's browser, potentially compromising user sessions, stealing session cookies, redirecting users to malicious websites, or manipulating the DOM.

Affected products

mudler/localai: 2.21.1

References

https://github.com/mudler/localai/commit/a1634b219a4e52813e70ff07e6376a01449c4515
https://huntr.com/bounties/b39cd230-db66-471b-89b9-24afaa078e68
https://huntr.com/bounties/b39cd230-db66-471b-89b9-24afaa078e68

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