Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Wireshark
Published Apr 30, 2026
7.8
HIGHCVSS 3.1
EPSS 0.18%
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 products
-
Affected
- ≥ 4.4.0, < 4.4.15
- ≥ 4.6.0, < 4.6.5
Default status is the baseline for the product. Each version can override it (patched versions can be marked unaffected).
| Vendor | Product | Default status | Versions |
|---|---|---|---|
| Wireshark Foundation | Wireshark | unaffected | Affected
|
No data.
Red Hat Enterprise Linux 10
wireshark-1:4.4.2-10.el10_2
Fixed · RHSA-2026:20600
Red Hat Enterprise Linux 10.0 Extended Update Support
wireshark-1:4.4.2-3.el10_0.4
Fixed · RHSA-2026:26182
Red Hat Enterprise Linux 6
wireshark
Not affected
Red Hat Enterprise Linux 7
wireshark
Not affected
Red Hat Enterprise Linux 8
wireshark
Not affected
Red Hat Enterprise Linux 9
wireshark
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 10 | wireshark-1:4.4.2-10.el10_2 | Fixed | RHSA-2026:20600 |
| Red Hat Enterprise Linux 10.0 Extended Update Support | wireshark-1:4.4.2-3.el10_0.4 | Fixed | RHSA-2026:26182 |
| Red Hat Enterprise Linux 6 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 7 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 8 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 9 | wireshark | Not affected | n/a |
No package ranges for this CVE.
Remediation
Vendor solution
Upgrade to version 4.6.5 or above
Red Hat statement
This issue will cause a crash in Wireshark and potentially result in code execution. This flaw can only be exploited when a malformed configuration profile is imported. Due to these reasons, this vulnerability has been rated with an important severity.
Red Hat mitigation
To mitigate this flaw, do not import configuration profiles from untrusted or unverified sources.
References (10)
- https://access.redhat.com/errata/RHSA-2026:20600
- https://access.redhat.com/errata/RHSA-2026:26182
- https://access.redhat.com/security/cve/CVE-2026-5656 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2464276 Issue Tracking
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-26463 Advisory
- https://gitlab.com/wireshark/wireshark/-/issues/21115 issue-trackingpermissions-requiredExploitIssue TrackingThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-5656
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-5656.json
- https://www.cve.org/CVERecord?id=CVE-2026-5656
- https://www.wireshark.org/security/wnpa-sec-2026-21.html Vendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/errata/RHSA-2026:20600 | ||
| https://access.redhat.com/errata/RHSA-2026:26182 | ||
| https://access.redhat.com/security/cve/CVE-2026-5656 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2464276 | Issue Tracking | |
| https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-26463 | Advisory | |
| https://gitlab.com/wireshark/wireshark/-/issues/21115 | issue-trackingpermissions-requiredExploitIssue TrackingThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2026-5656 | ||
| https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-5656.json | ||
| https://www.cve.org/CVERecord?id=CVE-2026-5656 | ||
| https://www.wireshark.org/security/wnpa-sec-2026-21.html | Vendor Advisory |
Change history (0)
No recorded changes yet.
CVE.org / MITRE
CISA Vulnrichment
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