CVE-2021-30862

MEDIUM

iTunes U <3.8.3 - XSS

Title source: llm
STIX 2.1

Description

A validation issue was addressed with improved input sanitization. This issue is fixed in iTunes U 3.8.3. Processing a maliciously crafted URL may lead to arbitrary javascript code execution.

Exploits (1)

nomisec WORKING POC 1 stars
by 3h6-1 · poc
https://github.com/3h6-1/CVE-2021-30862

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212809

Scores

CVSS v3 6.1
EPSS 0.0222
EPSS Percentile 84.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-20
Status published
Products (1)
apple/itunes_u < 3.8.3
Published Aug 24, 2021
Tracked Since Feb 18, 2026