Vulnerability Report

CVE-2023-39928

Title: Webkitgtk Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2023-39928.

CWE Category CWE-416
Published Date Oct 06, 2023
Modified Date Nov 04, 2025
Exploit Status Not Found
Score 8.8 CVSS v3.1
Exploit Probability (EPSS)
0.18%

Vulnerability Summary

CVE-2023-39928: A use-after-free vulnerability exists in the MediaRecorder API of Webkit WebKitGTK 2.40.5. A specially crafted web page can abuse this vulnerability to cause memory corruption and potentially arbitrary code execution. A user would need to to visit a malicious webpage to trigger this vulnerability.

Impacted Vendors

W
webkitgtk 1

Reference Links

https://lists.fedoraproject.org/archives/list/[email protected]/message/4EEMDC5TQAANFH5D77QM34ZTUKXPFGVL/ https://security.gentoo.org/glsa/202401-33 https://talosintelligence.com/vulnerability_reports/TALOS-2023-1831 https://webkitgtk.org/security/WSA-2023-0009.html https://www.debian.org/security/2023/dsa-5527 https://lists.fedoraproject.org/archives/list/[email protected]/message/4EEMDC5TQAANFH5D77QM34ZTUKXPFGVL/ https://security.gentoo.org/glsa/202401-33 https://talosintelligence.com/vulnerability_reports/TALOS-2023-1831 https://webkitgtk.org/security/WSA-2023-0009.html https://www.debian.org/security/2023/dsa-5527 https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1831
CVSS v3.1
Source Entity [email protected]
Severity HIGH
8.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v3.1
Source Entity [email protected]
Severity HIGH
8.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2023-39928 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.