What is CVE-2026-15168?

CVE-2026-15168 is a low-severity vulnerability in Wireshark, classified under CWE-457. CVSS score: 2.5/10. Published 2026-07-08.

How severe is CVE-2026-15168?

Low severity. CVSS v3 base score is 2.5 out of 10.

Vulnerability in Wireshark

CVE-2026-15168

BLF file parser in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows possible information disclosure

Published 2026-07-08 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 2.5 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.001 (2.1th percentile), scored 2026-10-09.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Wireshark
Wireshark Foundation — versions 4.6.0, 4.4.0

Weakness classification (CWE)

CWE-457

References

gitlab.com/wireshark/wireshark/-/work_items/21361 (Exploit, Third Party Advisory, Issue Tracking)
www.wireshark.org/security/wnpa-sec-2026-60.html (Vendor Advisory)

Frequently asked questions

What is CVE-2026-15168?: CVE-2026-15168 is a low-severity vulnerability in Wireshark, classified under CWE-457. CVSS score: 2.5/10. Published 2026-07-08.
How severe is CVE-2026-15168?: Low severity. CVSS v3 base score is 2.5 out of 10.