Improper input validation in Apple Itunes U

CVE-2021-30862

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.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.018 (76.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-30862?
CVE-2021-30862 is a medium-severity vulnerability in Apple Itunes U, classified under Improper Input Validation. CVSS score: 6.1/10. Published 2021-08-24.
How severe is CVE-2021-30862?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2021-30862 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.