CVE-2019-8720 (GCVE-0-2019-8720)

Vulnerability from cvelistv5 – Published: 2023-03-06 00:00 – Updated: 2025-10-21 23:15
VLAI? CISA KEV
Summary
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.
Severity ?
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version
n/a webkitgtk Affected: Fixed in webkitgtk 2.26.0
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: aca4105f-70af-4749-9b5f-a0d2d54c9eab

Vulnerability ID: CVE-2019-8720

Status: Confirmed

Status Updated: 2022-05-23 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2022-05-23
Asserted: 2022-05-23
Scope
Notes: KEV entry: WebKitGTK Memory Corruption Vulnerability | Affected: WebKitGTK / WebKitGTK | Description: WebKitGTK contains a memory corruption vulnerability which can allow an attacker to perform remote code execution. | Required action: Apply updates per vendor instructions. | Due date: 2022-06-13 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2019-8720
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-119
Feed CISA Known Exploited Vulnerabilities Catalog
Product WebKitGTK
Due Date 2022-06-13
Date Added 2022-05-23
Vendorproject WebKitGTK
Vulnerabilityname WebKitGTK Memory Corruption Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:27 UTC | Updated: 2026-02-06 07:17 UTC
Show details on NVD website
To clipboard 

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  }
}


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Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.