Linux · Security advisory · May 27, 2026
RHSA-2026:20574: Security update for 2 packages
RHSA-2026:20574, released May 27, 2026, fixes 3 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
3
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0045
38th percentile
Priority of the 3 CVEs
Patch now 0
Urgent 0
High 3
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| firefox | RHEL 9 | 0:140.10.2-1.el9_8 |
| firefox-x11 | RHEL 9 | 0:140.10.2-1.el9_8 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2026-8094 | Other issue in the WebRTC component | 9.8 | 0.0045 | None reported | |
| High | CVE-2026-8092 | Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thunderbird 150.0.2 | 8.1 | 0.0041 | None reported | |
| High | CVE-2026-8090 | Use-after-free in the DOM: Networking component | 7.5 | 0.0032 | None reported |
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