PatchTheCEVwireshark vulnerabilities and fixes
Recent CVEs affecting wireshark, with upgrade or downgrade steps. 4 tracked.
wireshark has 4 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 4. Most recent: 2026-08-19. Highest priority: CVE-2026-76886 (score 46/100).
- CVE-2026-76886 HIGH 8.1 UPGRADE C12.22 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service
- CVE-2026-19696 MEDIUM 6.6 UPGRADE Ixia IxVeriWave and Vector Informatik BLF file parser crashes in 4.6.0 to 4.6.7 allows denial of service on Wi
- CVE-2026-19694 MEDIUM 4.7 UPGRADE TTX Logger file parser crash in 4.6.0 to 4.6.7 allows denial of service
- CVE-2026-19695 MEDIUM 4.7 UPGRADE Gammu DCT3 trace file parser crash in 4.6.0 to 4.6.7 allows denial of service
FAQ
How do I fix wireshark vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is wireshark being exploited right now?
None of the tracked wireshark CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which wireshark CVE should I patch first?
CVE-2026-76886 currently ranks highest (46/100): C12.22 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service.