CVE-2026-11586
EUVD-2026-4150003.07.2026, 07:16
By default, curl automatically responds to WebSocket PING frames. Because curl lacks an upper bound on memory allocation for unacknowledged frames, a malicious server can exhaust all available memory by flooding curl with rapid, sequential PING messages.Enginsight
Affected Products (NVD)
| Vendor | Product | Version |
|---|---|---|
| haxx | curl | 8.16.0 ≤ 𝑥 < 8.21.0 |
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
| Vendor | Product | Version | Source |
|---|---|---|---|
| curl | curl | 8.16.0 ≤ 𝑥 < 8.16.1 | CNA |
| curl | curl | 8.17.0 ≤ 𝑥 < 8.20.1 | CNA |
| curl | curl | 8.20.0 | CNA |
| curl | curl | 8.19.0 | CNA |
| curl | curl | 8.18.0 | CNA |
| curl | curl | 8.17.0 | CNA |
| curl | curl | 8.16.0 | CNA |
Debian Releases
Ubuntu Releases
Amazon Linux Releases
Amazon Package | |||
|---|---|---|---|
| curl |
| ||
| curl-debuginfo |
| ||
| curl-debugsource |
| ||
| curl-minimal |
| ||
| curl-minimal-debuginfo |
| ||
| libcurl |
| ||
| libcurl-debuginfo |
| ||
| libcurl-devel |
| ||
| libcurl-minimal |
| ||
| libcurl-minimal-debuginfo |
|