CVE-2019-8720

HIGHNVD 8.89.0▲Trending — 5 sources updated this weekExploited in the wild

8.8

EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.

Actively exploited in the wild (CISA-KEV)

CISA-KEV: ExploitedEPSS: 2%CVSS: 8.8Exploit: NoneExposed: 0

A fix is available — apply it.

A vulnerability was found in WebKit. The flaw is triggered when processing maliciously crafted web content that may lead to arbitrary code execution. Improved memory handling addresses the multiple memory corruption issues.

CVSS v3: 8.8
EG Score: 9.0(high)
EPSS: 72.1%
KEV: ⚠ Exploited

Published

March 6, 2023

Last Modified

November 18, 2025

Advisory Details (3)

Auto-updated Jun 2, 2026

⚠️ Active exploitation confirmed. Patch available. Sources: redhat, cisa.

cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-8720

generic

WebKitGTK and WPE WebKit Security Advisory WSA-2019-0005 - The WebKitGTK Project

https://webkitgtk.org/security/WSA-2019-0005.html

redhat Patch Available

1876611 – (CVE-2019-8720) CVE-2019-8720 webkitgtk: Multiple memory corruption issues leading to arbitrary code execution

Affected: Red Hat Enterprise Linux 7

https://bugzilla.redhat.com/show_bug.cgi?id=1876611

Vendor Advisories for CVE-2019-8720(2)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(3)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	webkit2gtk-driver (2.26.1-0ubuntu0.19.04.3) @ disco	2026-06-27	ubuntu
redhat	webkit2gtk3-0:2.28.4-1.el8	2020-11-04	redhat
redhat	webkitgtk4-0:2.28.2-2.el7	2020-09-29	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-119Buffer Operations Within Bounds (Buffer Overflow)

Additional Vendor Advisories

(1)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

UbuntuUSN-4178-1MEDIUM
WebKitGTK+ vulnerabilities

Data Freshness Timeline

(refreshed 130× in last 7d / 508× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 520 total refreshes for this CVE.

2026-06-27 03:06 UTCEPSS rescore
2026-06-27 02:54 UTCEG score recompute
2026-06-27 02:54 UTCVendor advisory
2026-06-27 02:54 UTCGHSA enrichment
2026-06-26 22:42 UTCEG score recompute
2026-06-26 22:42 UTCVendor advisory
2026-06-26 22:41 UTCGHSA enrichment
2026-06-26 18:29 UTCEG score recompute
2026-06-26 18:29 UTCVendor advisory
2026-06-26 18:29 UTCGHSA enrichment
2026-06-26 14:17 UTCEG score recompute
2026-06-26 14:17 UTCVendor advisory
2026-06-26 14:17 UTCGHSA enrichment
2026-06-26 10:05 UTCEG score recompute
2026-06-26 10:05 UTCVendor advisory
2026-06-26 10:05 UTCGHSA enrichment
2026-06-26 02:08 UTCEG score recompute
2026-06-26 02:08 UTCVendor advisory
2026-06-26 02:08 UTCGHSA enrichment
2026-06-25 21:55 UTCEG score recompute
2026-06-25 21:55 UTCVendor advisory
2026-06-25 21:55 UTCGHSA enrichment
2026-06-25 19:15 UTCCISA KEV update
2026-06-25 17:43 UTCEG score recompute
2026-06-25 17:43 UTCVendor advisory

Show 75 more

2026-06-25 17:43 UTCGHSA enrichment
2026-06-25 13:47 UTCEPSS rescore
2026-06-25 13:47 UTCEPSS rescore
2026-06-25 13:31 UTCEG score recompute
2026-06-25 13:31 UTCVendor advisory
2026-06-25 13:31 UTCGHSA enrichment
2026-06-25 09:18 UTCEG score recompute
2026-06-25 09:18 UTCVendor advisory
2026-06-25 09:18 UTCGHSA enrichment
2026-06-25 05:05 UTCEG score recompute
2026-06-25 05:05 UTCVendor advisory
2026-06-25 05:05 UTCGHSA enrichment
2026-06-25 00:52 UTCEG score recompute
2026-06-25 00:52 UTCVendor advisory
2026-06-25 00:52 UTCGHSA enrichment
2026-06-24 20:40 UTCEG score recompute
2026-06-24 20:40 UTCVendor advisory
2026-06-24 20:39 UTCGHSA enrichment
2026-06-24 16:27 UTCEG score recompute
2026-06-24 16:27 UTCVendor advisory
2026-06-24 16:27 UTCGHSA enrichment
2026-06-24 14:03 UTCEPSS rescore
2026-06-24 14:03 UTCEPSS rescore
2026-06-24 12:14 UTCEG score recompute
2026-06-24 12:14 UTCVendor advisory
2026-06-24 12:14 UTCGHSA enrichment
2026-06-24 07:59 UTCEG score recompute
2026-06-24 07:59 UTCVendor advisory
2026-06-24 07:59 UTCGHSA enrichment
2026-06-24 03:47 UTCEG score recompute
2026-06-24 03:47 UTCVendor advisory
2026-06-24 03:46 UTCGHSA enrichment
2026-06-23 23:32 UTCEG score recompute
2026-06-23 23:32 UTCVendor advisory
2026-06-23 23:32 UTCGHSA enrichment
2026-06-23 21:31 UTCEPSS rescore
2026-06-23 21:31 UTCEPSS rescore
2026-06-23 19:19 UTCEG score recompute
2026-06-23 19:19 UTCVendor advisory
2026-06-23 19:19 UTCGHSA enrichment
2026-06-23 17:44 UTCCISA KEV update
2026-06-23 15:07 UTCEG score recompute
2026-06-23 15:07 UTCVendor advisory
2026-06-23 15:07 UTCGHSA enrichment
2026-06-23 10:55 UTCEG score recompute
2026-06-23 10:55 UTCVendor advisory
2026-06-23 10:54 UTCGHSA enrichment
2026-06-23 06:42 UTCEG score recompute
2026-06-23 06:42 UTCVendor advisory
2026-06-23 06:42 UTCGHSA enrichment
2026-06-23 02:28 UTCEG score recompute
2026-06-23 02:28 UTCVendor advisory
2026-06-23 02:28 UTCGHSA enrichment
2026-06-22 22:16 UTCEG score recompute
2026-06-22 22:16 UTCVendor advisory
2026-06-22 22:16 UTCGHSA enrichment
2026-06-22 18:03 UTCEG score recompute
2026-06-22 18:03 UTCVendor advisory
2026-06-22 18:02 UTCGHSA enrichment
2026-06-22 14:23 UTCEPSS rescore
2026-06-22 14:23 UTCEPSS rescore
2026-06-22 13:50 UTCEG score recompute
2026-06-22 13:50 UTCVendor advisory
2026-06-22 13:49 UTCGHSA enrichment
2026-06-22 09:37 UTCEG score recompute
2026-06-22 09:37 UTCVendor advisory
2026-06-22 09:36 UTCGHSA enrichment
2026-06-22 05:22 UTCEG score recompute
2026-06-22 05:22 UTCVendor advisory
2026-06-22 05:22 UTCGHSA enrichment
2026-06-22 01:09 UTCEG score recompute
2026-06-22 01:09 UTCVendor advisory
2026-06-22 01:09 UTCGHSA enrichment
2026-06-21 20:56 UTCEG score recompute
2026-06-21 20:56 UTCVendor advisory

Frequently asked(6)

What is CVE-2019-8720?

CVE-2019-8720 is a high vulnerability published on March 6, 2023. A vulnerability was found in WebKit. The flaw is triggered when processing maliciously crafted web content that may lead to arbitrary code execution. Improved memory handling addresses the multiple memory corruption issues.

When was CVE-2019-8720 disclosed?

CVE-2019-8720 was first published in the National Vulnerability Database on March 6, 2023, with the most recent update on November 18, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-8720 actively exploited?

Yes. CISA added CVE-2019-8720 to the Known Exploited Vulnerabilities catalog on May 23, 2022, affecting WebKitGTK WebKitGTK. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.

What is the CVSS score of CVE-2019-8720?

CVE-2019-8720 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.

Which products are affected by CVE-2019-8720?

CVE-2019-8720 affects WebKitGTK WebKitGTK. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.

How do I remediate CVE-2019-8720?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-8720, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2019-8720

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Is Your Infrastructure Affected by CVE-2019-8720?

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CVE-2019-8720

Published

Last Modified

Advisory Details (3)

Known Exploited Vulnerabilities Catalog | CISA

WebKitGTK and WPE WebKit Security Advisory WSA-2019-0005 - The WebKitGTK Project

1876611 – (CVE-2019-8720) CVE-2019-8720 webkitgtk: Multiple memory corruption issues leading to arbitrary code execution

Vendor Advisories for CVE-2019-8720(2)

Patch Availability(3)

Weakness Classification(1)

Additional Vendor Advisories

Data Freshness Timeline

Frequently asked(6)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-8720?

Same vendor

Same CWE

CVE-2019-8720

📅 Published

🔄 Last Modified

📋 Advisory Details (3)

Known Exploited Vulnerabilities Catalog | CISA

WebKitGTK and WPE WebKit Security Advisory WSA-2019-0005 - The WebKitGTK Project

1876611 – (CVE-2019-8720) CVE-2019-8720 webkitgtk: Multiple memory corruption issues leading to arbitrary code execution

📣 Vendor Advisories for CVE-2019-8720(2)

Patch Availability(3)

Weakness Classification(1)

Additional Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(6)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-8720?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

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Published

Last Modified

Advisory Details (3)

Vendor Advisories for CVE-2019-8720(2)

Frequently asked(6)

Related CVEs(same vendor + same CWE)