Vulnerability · Published Apr 30, 2026 · Assigned by GitLab
CVE-2026-5656Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Wireshark
High 7.0
In plain English
A high-severity path traversal in Wireshark from Wireshark Foundation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.0High
Exploit odds (30 days)0.2%top 92.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Profile import path traversal in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service and possible code execution
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:10 | wireshark | 1:4.4.2-10.el10_2 | ALSA-2026:20600 |
| AlmaLinux:10 | wireshark-cli | 1:4.4.2-10.el10_2 | ALSA-2026:20600 |
| AlmaLinux:10 | wireshark-devel | 1:4.4.2-10.el10_2 | ALSA-2026:20600 |
| Debian:12 | wireshark | no fix listed | DEBIAN-CVE-2026-5656 |
| Debian:13 | wireshark | 4.4.15-0+deb13u1 | DEBIAN-CVE-2026-5656 |
| Debian:14 | wireshark | 4.6.5-1 | DEBIAN-CVE-2026-5656 |
| Rocky Linux:10 | wireshark | 1:4.4.2-10.el10_2 | RLSA-2026:20600 |
| Ubuntu:24.04:LTS | wireshark | no fix listed | UBUNTU-CVE-2026-5656 |
| Ubuntu:25.10 | wireshark | no fix listed | UBUNTU-CVE-2026-5656 |
| Ubuntu:26.04:LTS | wireshark | no fix listed | UBUNTU-CVE-2026-5656 |
| Ubuntu:26.10 | wireshark | no fix listed | UBUNTU-CVE-2026-5656 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Wireshark Foundation | Wireshark | 4.6.0 – before 4.6.54.4.0 – before 4.4.15 |
Weakness: CWE-22 · Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- https://www.wireshark.org/security/wnpa-sec-2026-21.html
- GitLab Issue #21115 issue-tracking, permissions-required
- https://access.redhat.com/security/cve/CVE-2026-5656 vdb-entry, x_refsource_REDHAT
- RHBZ#2464276 issue-tracking, x_refsource_REDHAT
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-5656.json x_sadp-csaf-vex
- https://access.redhat.com/errata/RHSA-2026:26182 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:20600 vendor-advisory, x_refsource_REDHAT