CVE-2026-22455

HIGH
2026-03-05 [email protected]
7.1
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:06 vuln.today
CVE Published
Mar 05, 2026 - 06:16 nvd
HIGH 7.1

Tags

XSS

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in foreverpinetree Thebe thebe allows Reflected XSS.This issue affects Thebe: from n/a through <= 1.3.0.

Analysis

Reflected XSS in Thebe up to version 1.3.0 enables attackers to inject malicious scripts into web pages viewed by users, potentially compromising session data and user interactions across different sites. The vulnerability requires user interaction through a crafted link but has no authentication requirement, making it accessible to unauthenticated attackers. …

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Remediation

Within 24 hours: Identify all systems running Thebe <= 1.3.0 and assess if they process untrusted user input. Within 7 days: Implement WAF rules to filter XSS payloads and restrict Thebe to internal networks only if business-critical; disable Thebe if not essential. …

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Priority Score

36
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +36
POC: 0

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CVE-2026-22455 vulnerability details – vuln.today
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