The vulnerability of the CMS protocol analyzer, a traffic analysis tool for computer networks developed by Wireshark, allows a hacker to cause a service failure.
🗓️ 25 Aug 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 5 Views
| Reporter | Title | Published | Views | Family All 30 |
|---|---|---|---|---|
 | CVE-2026-76921 | 19 Aug 202622:45 | – | cve |
 | CVE-2026-76921 Use After Free in Wireshark | 19 Aug 202622:45 | – | cvelist |
 | [SECURITY] [DSA 6471-1] wireshark security update | 27 Aug 202608:54 | – | debian |
 | CVE-2026-76921 | 19 Aug 202622:45 | – | debiancve |
 | Debian dsa-6471 : libwireshark-data - security update | 27 Aug 202600:00 | – | nessus |
| Wireshark 4.4.x < 4.4.18 Multiple Vulnerabilities (macOS) | 20 Aug 202600:00 | – | nessus |
| Wireshark 4.6.x < 4.6.8 Multiple Vulnerabilities (macOS) | 20 Aug 202600:00 | – | nessus |
| Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: wireshark (UTSA-2026-104780) | 26 Aug 202600:00 | – | nessus |
| Linux Distros Unpatched Vulnerability : CVE-2026-76921 | 20 Aug 202600:00 | – | nessus |
| Wireshark 4.4.x < 4.4.18 Multiple Vulnerabilities | 20 Aug 202600:00 | – | nessus |
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25 Aug 2026 00:00Current
5.3Medium risk
Vulners AI Score5.3
CVSS 24.9
CVSS 35.5
EPSS0.00118