Linux · 
Red Hat · Security advisory · August 14, 2026
Red Hat · Security advisory · August 14, 2026RHSA-2026:54662: Security update for 3 packages
RHSA-2026:54662, released August 14, 2026, fixes 1 CVE across 3 products. None of them is reported as exploited. Patch Radar priority: Routine.
Routine
CVEs closed
1
None rated Critical
Exploited
0
None reported
Highest CVSS
5.4
Base score, 0 to 10
Highest EPSS
0.0025
16th percentile
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| libnghttp2 | RHEL 9 | 0:1.43.0-6.el9_8.2 |
| libnghttp2-devel | RHEL 9 | 0:1.43.0-6.el9_8.2 |
| nghttp2 | RHEL 9 | 0:1.43.0-6.el9_8.2 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Routine | CVE-2026-58055 | nghttp2 nghttpx - HTTP Request/Response Smuggling via Upgrade Request with Content-Length | 5.4 | 0.0025 | None reported |
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