What is CVE-2019-8791?

CVE-2019-8791 is a medium-severity vulnerability in Apple Shazam, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2019-12-18.

How severe is CVE-2019-8791?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2019-8791 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Open Redirect in Apple Shazam

CVE-2019-8791

An issue existed in the parsing of URL schemes. This issue was addressed with improved URL validation. This issue is fixed in Shazam Android App Version 9.25.0, Shazam iOS App Version 12.11.0. Processing a maliciously crafted URL may lead to an open redirect.

Vulnerability class: Open Redirect

Published 2019-12-18 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.011 (64.9th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Apple Shazam
Apple Shazam-Android — versions unspecified
Apple Shazam-Ios — versions unspecified

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

Public proof-of-concept exploits

References

support.apple.com/HT210744 (Vendor Advisory)
support.apple.com/HT210745 (Vendor Advisory)

Frequently asked questions

What is CVE-2019-8791?: CVE-2019-8791 is a medium-severity vulnerability in Apple Shazam, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2019-12-18.
How severe is CVE-2019-8791?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2019-8791 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.