# RHSA-2023:0463: thunderbird security update

RHSA-2023:0463, released January 25, 2023, fixes 8 CVEs in thunderbird (version 0:102.7.1-1.el8_7). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2023-0463
- Platform: Linux
- Released: Jan 25, 2023
- Priority: High (Closes CVE-2022-46871, high severity)
- CVEs: 8, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2023:0463

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [thunderbird](https://patchblox.com/security/data/product/linux/thunderbird.md) | RHEL 8 | 0:102.7.1-1.el8_7 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2022-46871](https://patchblox.com/security/data/cve/CVE-2022-46871.md) | High | Mozilla Firefox and 2 others: Use of Unmaintained Third Party Components | 8.8 | 0.0097 |  |
| [CVE-2022-46877](https://patchblox.com/security/data/cve/CVE-2022-46877.md) | High | Mozilla Firefox and 2 others: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | 8.8 | 0.0076 |  |
| [CVE-2023-23605](https://patchblox.com/security/data/cve/CVE-2023-23605.md) | High | Memory safety bugs fixed in Firefox 109 and Firefox ESR 102.7 | 8.8 | 0.0070 |  |
| [CVE-2023-23598](https://patchblox.com/security/data/cve/CVE-2023-23598.md) | High | Arbitrary file read from GTK drag and drop on Linux | 8.8 | 0.0064 |  |
| [CVE-2023-23603](https://patchblox.com/security/data/cve/CVE-2023-23603.md) | High | Calls to console.log allowed bypassing Content Security Policy via format directive | 8.8 | 0.0064 |  |
| [CVE-2023-23599](https://patchblox.com/security/data/cve/CVE-2023-23599.md) | High | Malicious command could be hidden in devtools output on Windows | 8.8 | 0.0060 |  |
| [CVE-2023-23602](https://patchblox.com/security/data/cve/CVE-2023-23602.md) | High | Content Security Policy wasn't being correctly applied to WebSockets in WebWorkers | 8.8 | 0.0060 |  |
| [CVE-2023-23601](https://patchblox.com/security/data/cve/CVE-2023-23601.md) | High | URL being dragged from cross-origin iframe into same tab triggers navigation | 8.8 | 0.0035 |  |

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Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo