# Mozilla Thunderbird (en-US) 115.12.1

Mozilla Thunderbird (en-US) 115.12.1, released June 19, 2024, fixes 8 CVEs in Mozilla Thunderbird (en-US). None of them is reported as exploited. Patch Radar priority: High. The latest Mozilla Thunderbird (en-US) is 159.0, which also fixes every one of these CVEs.

- Web page: https://patchblox.com/security/fix/windows-app/mozilla.thunderbird-115.12.1
- Platform: Windows apps
- Released: Jun 19, 2024
- Priority: High (Closes CVE-2024-5688, high severity)
- CVEs: 8, exploited: 0, on CISA KEV: 0
- Superseded by: [Mozilla Thunderbird (en-US) 159.0](https://patchblox.com/security/data/product/windows-app/mozilla-thunderbird-en-us.md), the latest version, which also fixes every CVE listed here

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Mozilla Thunderbird (en-US)](https://patchblox.com/security/data/product/windows-app/mozilla-thunderbird-en-us.md) |  | 115.12.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2024-5688](https://patchblox.com/security/data/cve/CVE-2024-5688.md) | High | Mozilla Firefox ESR and 6 others: Use After Free | 8.1 | 0.0107 |  |
| [CVE-2024-5702](https://patchblox.com/security/data/cve/CVE-2024-5702.md) | High | Mozilla Firefox ESR and 5 others: Use After Free | 7.5 | 0.0086 |  |
| [CVE-2024-5696](https://patchblox.com/security/data/cve/CVE-2024-5696.md) | High | Mozilla Firefox ESR and 6 others: Out-of-bounds Write | 8.6 | 0.0081 |  |
| [CVE-2024-5700](https://patchblox.com/security/data/cve/CVE-2024-5700.md) | High | Mozilla Firefox ESR and 6 others: Access of Memory Location Before Start of Buffer | 7.5 | 0.0044 |  |
| [CVE-2024-5690](https://patchblox.com/security/data/cve/CVE-2024-5690.md) | Routine | Mozilla Firefox ESR and 6 others: Observable Discrepancy | 6.1 | 0.0074 |  |
| [CVE-2024-5691](https://patchblox.com/security/data/cve/CVE-2024-5691.md) | Routine | Mozilla Firefox ESR and 6 others: Protection Mechanism Failure | 6.1 | 0.0065 |  |
| [CVE-2024-5692](https://patchblox.com/security/data/cve/CVE-2024-5692.md) | Routine | Mozilla Firefox ESR and 6 others: On Windows 10, when using the 'Save As' functionality, an attacker could have tricked the browser into… | 6.5 | 0.0062 |  |
| [CVE-2024-5693](https://patchblox.com/security/data/cve/CVE-2024-5693.md) | Routine | Mozilla Firefox ESR and 6 others: Inclusion of Functionality from Untrusted Control Sphere | 6.1 | 0.0058 |  |

---

Data as of 2026-11-10T20:03:11Z 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

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.