Thunderbird Security Vulnerabilities and Issues — Thunderbird CVE List

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CVE•added 2025/01/07 4:15 p.m.•485 views

CVE-2025-0237

The WebChannel API, which is used to transport various information across processes, did not check the sending principal but rather accepted the principal being sent. This could have led to privilege escalation attacks. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbir...

5.4CVSS5.5AI score0.0011EPSS

CVE•added 2025/01/07 4:15 p.m.•273 views

CVE-2025-0242

Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 115.18, Firefox ESR 128.5, Thunderbird 115.18, and Thunderbird 128.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code....

6.5CVSS7.4AI score0.00332EPSS

CVE•added 2025/01/07 4:15 p.m.•245 views

CVE-2025-0247

Memory safety bugs present in Firefox 133 and Thunderbird 133. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 134 and Thunderbird

9.8CVSS9.1AI score0.00276EPSS

CVE•added 2025/01/07 4:15 p.m.•236 views

CVE-2025-0239

When using Alt-Svc, ALPN did not properly validate certificates when the original server is redirecting to an insecure site. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird

4CVSS4.8AI score0.0003EPSS

CVE•added 2025/01/07 4:15 p.m.•232 views

CVE-2025-0240

Parsing a JavaScript module as JSON could, under some circumstances, cause cross-compartment access, which may result in a use-after-free. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird

4CVSS5.5AI score0.00047EPSS

CVE•added 2025/01/07 4:15 p.m.•230 views

CVE-2025-0238

Assuming a controlled failed memory allocation, an attacker could have caused a use-after-free, leading to a potentially exploitable crash. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Firefox ESR < 115.19, Thunderbird < 134, and Thunderbird

5.3CVSS5.4AI score0.00182EPSS

CVE•added 2025/01/07 4:15 p.m.•223 views

CVE-2025-0243

Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox <...

5.1CVSS6.8AI score0.00051EPSS

CVE•added 2025/01/07 4:15 p.m.•215 views

CVE-2025-0241

When segmenting specially crafted text, segmentation would corrupt memory leading to a potentially exploitable crash. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird

7.7CVSS5.4AI score0.00156EPSS