VDB
CVE-2026-6526
CVE-2026-6526
PUBLISHED
CVSS 5.5 MEDIUM
NULL Pointer Dereference in Wireshark
Reported by gitlab · Published April 30, 2026
RTSP protocol dissector crash in Wireshark 4.6.0 to 4.6.4
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| Wireshark | Wireshark Foundation | 4.6.5 |
| wireshark | wireshark | 4.6.4 |
Risk scores
CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Wireshark Foundation | Wireshark | 4.6.0 |
| Wireshark Foundation | Wireshark | 4.6.0 |
Timeline
- Apr 29, 2026 CVE Published
- Apr 30, 2026 EPSS Score (25 in total, the first dated here)
- May 1, 2026 Security Advisory (6 in total, the first dated here)
- Jul 26, 2026 Coalition ESS Score
- Aug 11, 2026 Distribution Patch (4 in total, the first dated here)
- Oct 26, 2026 CVE Updated
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln CVE-2026-6526
vulnetix vdb fixes CVE-2026-6526Or with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
"https://api.vdb.vulnetix.com/v2/vuln/CVE-2026-6526/fixes/registry"The Community plan is free and allows 50 queries a day. Get a free API key · API quickstart