CVE-2026-50883

Severity CVSS v4.0:

Pending analysis

Type:

CWE-79 Cross-Site Scripting (XSS)

Publication date:

15/06/2026

Last modified:

16/06/2026

Description

An HTML injection vulnerability in the /src/highlight.rs component of matze wastebin v3.4.1 allows attackers to execute arbitrary scripts via a crafted payload.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.60 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

9.60

Severity 3.x

CRITICAL

References to Advisories, Solutions, and Tools

https://gist.github.com/pyuysig/eb74ae37c49d0383bedc08881c2493c4
https://gist.github.com/pyuysig/eb74ae37c49d0383bedc08881c2493c4