CVE-2020-15999Heap buffer overflow in Freetype in Google Chrome prior to 86.0.4240.111 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Updated under an hour ago ()
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It affects Google Chrome and 5 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Nov 3, 2021; federal agencies had to remediate by Nov 17, 2021. Treat that date as your deadline.
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Heap buffer overflow in Freetype in Google Chrome prior to 86.0.4240.111 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
- CVSS
- 9.6 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- Weakness (CWE)
- CWE-120
- Known exploited
- Added to CISA KEV Nov 3, 2021; federal remediation due Nov 17, 2021Apply updates per vendor instructions.
- EPSS (exploitation in the next 30 days)
- 63.89% (percentile 99)
- Assigned by
- Chrome
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Google Chrome google:chrome (from the name) | from unspecified before 86.0.4240.111 | CNA record |
google chrome google:chrome | before 86.0.4240.111 | NVD |
freetype freetype freetype:freetype | from 2.6.0 before 2.10.4 | NVD |
debian debian_linux debian:debian_linux | 10.0 | NVD |
fedoraproject fedora fedoraproject:fedora | 31 | NVD |
opensuse backports_sle opensuse:backports_sle | 15.0 | NVD |
netapp ontap_select_deploy_administration_utility netapp:ontap_select_deploy_administration_utility | all versions | NVD |
References
- https://crbug.com/1139963exploit, issue-tracking, third-party-advisory
- https://chromereleases.googleblog.com/2020/10/stable-channel-update-for-desktop_20.htmlthird-party-advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.htmlvendor-advisory, broken-link, mailing-list, third-party-advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J3QVIGAAJ4D62YEJAJJWMCCBCOQ6TVL7/vendor-advisory, release-notes
- https://security.gentoo.org/glsa/202011-12vendor-advisory, third-party-advisory
- http://seclists.org/fulldisclosure/2020/Nov/33mailing-list, not-applicable, third-party-advisory
- https://security.gentoo.org/glsa/202012-04vendor-advisory, third-party-advisory
- https://www.debian.org/security/2021/dsa-4824vendor-advisory, mailing-list, third-party-advisory
- https://googleprojectzero.blogspot.com/p/rca-cve-2020-15999.htmlexploit, third-party-advisory
- https://security.gentoo.org/glsa/202401-19vendor-advisory, third-party-advisory
- https://security.netapp.com/advisory/ntap-20240812-0001/third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-15999us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.