What is CVE-2019-13720?

CVE-2019-13720 is a high-severity vulnerability in Google Chrome, classified under Use After Free. CVSS score: 8.8/10. Published 2019-11-25.

How severe is CVE-2019-13720?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2019-13720 known to be exploited?

Yes. CVE-2019-13720 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-05-23), indicating it is being actively exploited. 16 public proof-of-concept repositories are indexed.

Use After Free in Google Chrome

CVE-2019-13720

Use after free in WebAudio in Google Chrome prior to 78.0.3904.87 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Vulnerability class: Use-After-Free

Published 2019-11-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.494 (98.9th percentile), scored 2026-10-18.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.730 · newest: 0.494 · change: -0.236

Affected products

Google Chrome — versions unspecified
openSUSE Leap — versions 15.1

Weakness classification (CWE)

CWE-416 — Use After Free

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-05-23. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-06-13.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

crbug.com/1019226 (Permissions Required)
chromereleases.googleblog.com/2019/10/stable-channel-update-for-desktop_31.html (Vendor Advisory)
lists.opensuse.org/opensuse-security-announce/2019-12/msg00022.html (vendor-advisory, Mailing List, Third Party Advisory)
security.gentoo.org/glsa/202004-04 (vendor-advisory, Third Party Advisory)
packetstormsecurity.com/files/167066/Google-Chrome-78.0.3904.70-Remote-Code-Exe… (Exploit, VDB Entry, Third Party Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2019-13720?: CVE-2019-13720 is a high-severity vulnerability in Google Chrome, classified under Use After Free. CVSS score: 8.8/10. Published 2019-11-25.
How severe is CVE-2019-13720?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2019-13720 known to be exploited?: Yes. CVE-2019-13720 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-05-23), indicating it is being actively exploited. 16 public proof-of-concept repositories are indexed.