CVE-2025-0510

6.5 MEDIUM 0.3% exploit odds Fix listed

What it is

Thunderbird displayed an incorrect sender address if the From field of an email used the invalid group name syntax that is described in CVE-2024-49040. This vulnerability was fixed in Thunderbird 128.7 and Thunderbird 135.

At a glance

Exploitability: Can be exploited over the network without logging in, but needs a user to act. High risk of data tampering.
Exploit odds: 0.3% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2025-02-04 14:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 08:26 UTC Last updatedMost recent change to the record

Details

Published: 2025-02-04 14:15 UTC
Last modified: 2026-06-17 08:26 UTC
Exploit probability: 0.3% · EPSS, next 30 days
Weakness: CWE-345
Record status: Modified

Affected

Mozilla Thunderbird < 128.7.0
Mozilla Thunderbird < 135.0

Attack profile CVSS 3.1 · 6.5

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required
Scope: Unchanged
Confidentiality: None
Integrity: High
Availability: None

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

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Fix and advisories

References

NVD record · CVE.org record