VulnerabilityAnalyzed
CVE-2026-15163
Multiple protocol dissector infinite loops in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allow denial of service
HIGH 7.5EPSS 0.33%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.33%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Multiple protocol dissector infinite loops in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allow denial of service
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.33% probability · 26th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-835
- Affected
- wireshark/wireshark
- Source
- cve@gitlab.com
EPSS 0.3% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://gitlab.com/wireshark/wireshark/-/work_items/21275Issue Tracking
- https://gitlab.com/wireshark/wireshark/-/work_items/21277Issue Tracking
- https://gitlab.com/wireshark/wireshark/-/work_items/21330Issue Tracking
- https://gitlab.com/wireshark/wireshark/-/work_items/21383Issue Tracking
- https://www.wireshark.org/security/wnpa-sec-2026-61.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.