Linux · 
Red Hat · Security advisory · July 2, 2025
Red Hat · Security advisory · July 2, 2025RHSA-2025:10246: thunderbird security update
RHSA-2025:10246, released July 2, 2025, fixes 5 CVEs in thunderbird (version 0:128.12.0-1.el8_10). None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
5
None rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0796
94th percentile
Priority of the 5 CVEs
Patch now 0
Urgent 0
High 5
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| thunderbird | RHEL 8 | 0:128.12.0-1.el8_10 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2025-6424 | Use-after-free in FontFaceSet | 9.8 | 0.0796 | None reported |
| High | CVE-2025-5986 | Unsolicited File Download, Disk Space Exhaustion, and Credential Leakage via mailbox:/// Links | 7.5 | 0.0061 | None reported |
| High | CVE-2025-6429 | Incorrect parsing of URLs could have allowed embedding of youtube.com | 7.5 | 0.0036 | None reported |
| High | CVE-2025-6425 | The WebCompat WebExtension shipped with Firefox exposed a persistent UUID | 7.5 | 0.0031 | None reported |
| High | CVE-2025-6430 | Content-Disposition header ignored when a file is included in an embed or object tag | 7.5 | 0.0027 | None reported |
Showing 1 to 5 of 5
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