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The vulnerability of the web page rendering modules in WebKitGTK and WPE WebKit, related to copying buffers without checking input data, allows attackers to access confidential data, compromise its integrity, and cause service failures.
🗓️ 18 Mar 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 1 Views
| Reporter | Title | Published | Views | Family All 141 |
|---|---|---|---|---|
 | CVE-2025-66287 | 4 Dec 202516:48 | – | attackerkb |
 | Amazon Linux 2 : webkitgtk4, --advisory ALAS2-2025-3114 (ALAS-2025-3114) | 5 Jan 202600:00 | – | nessus |
| AlmaLinux 8 : webkit2gtk3 (ALSA-2025:22789) | 9 Dec 202500:00 | – | nessus |
| AlmaLinux 9 : webkit2gtk3 (ALSA-2025:22790) | 9 Dec 202500:00 | – | nessus |
| Debian dla-4399 : gir1.2-javascriptcoregtk-4.0 - security update | 10 Dec 202500:00 | – | nessus |
| Debian dsa-6074 : gir1.2-javascriptcoregtk-4.0 - security update | 9 Dec 202500:00 | – | nessus |
| Fedora 42 : webkitgtk (2025-7536d2d941) | 17 Dec 202500:00 | – | nessus |
| Fedora 43 : webkitgtk (2025-b07cd2cae2) | 8 Dec 202500:00 | – | nessus |
| MiracleLinux 8 : webkit2gtk3-2.50.3-1.el8_10.ML.1 (AXSA:2025-11507:20) | 13 Jan 202600:00 | – | nessus |
| MiracleLinux 9 : webkit2gtk3-2.50.3-1.el9_7 (AXSA:2025-11554:21) | 13 Jan 202600:00 | – | nessus |
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26 May 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 38.8
CVSS 210
EPSS0.004