CVE-2025-66459

Dec. 2, 2025, 7:15 p.m.

5.3
Medium

Description

Lookyloo is a web interface that allows users to capture a website page and then display a tree of domains that call each other. Prior to 1.35.3, a XSS vulnerability can be triggered when a user submits a list of URLs to capture, one of them contains a HTML element, and the capture fails. Then, the error field is populated with an error message that contains the bad URL they tried to capture, triggering the XSS. This vulnerability is fixed in 1.35.3.

Product(s) Impacted

Vendor Product Versions
Lookyloo
  • Lookyloo
  • 1.35.*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
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.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a lookyloo lookyloo 1.35.* / / / / / / /

References

https://github.com/Lookyloo/lookyloo/commit/1850a34b8cec52438df3b544295b20cfa35f8ad1
https://github.com/Lookyloo/lookyloo/commit/8c3ab96de44c1ce15646d734aa06faf884329116
https://github.com/Lookyloo/lookyloo/commit/95cdc00fe37fd89790fa89bb3ee3fefa2da38442
https://github.com/Lookyloo/lookyloo/security/advisories/GHSA-hvmh-j2jx-48wg

Tags

security-advisories@github.com
CWE-79
2025-12-02
CVE-2025-66459

CVSS Score

5.3 / 10

CVSS Data - 4.0

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Attack Requirements: NONE
  • Privileges Required: NONE
  • User Interaction: PASSIVE
  • Scope:
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: NONE
  • Exploit Maturity: NOT_DEFINED

    • CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

    View Vector String

Timeline

Published: Dec. 2, 2025, 7:15 p.m.
Last Modified: Dec. 2, 2025, 7:15 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

security-advisories@github.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.