Address of e-mail sender can be spoofed by malicious email
Priority LOW 29CWE-345Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Partial Red Hat: 13 fixed, 3 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-345.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00285 21st percentileScored 2026-11-07
Fix Partial Thunderbird (Mozilla): 128.7, 135Red Hat: 9 advisoriesRed Hat: 13 fixed, 3 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Mozilla | Thunderbird | — | 128.7, 135 | Patch available | CNA |
- Thunderbird VendorMozilla Affected — Fixed in 128.7, 135 Patch available CNA
Remediation
- Fix · CNA Thunderbird (Mozilla) Fixed in 128.7, 135
Red Hat 9 advisories
- RHSA-2025:1348 Released 2025-02-12 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v. 8.2) thunderbird-128.7.0-1.el8_2
- RHSA-2025:1341 Released 2025-02-12 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v.8.6) thunderbird-128.7.0-1.el8_6
- Red Hat Enterprise Linux AppStream E4S (v.8.6) thunderbird-128.7.0-1.el8_6
- Red Hat Enterprise Linux AppStream TUS (v.8.6) thunderbird-128.7.0-1.el8_6
- RHSA-2025:1340 Released 2025-02-12 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.8.8) thunderbird-128.7.0-1.el8_8
Show 6 more Red Hat advisories
- RHSA-2025:1339 Released 2025-02-12 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream AUS (v.8.4) thunderbird-128.7.0-1.el8_4
- Red Hat Enterprise Linux AppStream E4S (v.8.4) thunderbird-128.7.0-1.el8_4
- Red Hat Enterprise Linux AppStream TUS (v.8.4) thunderbird-128.7.0-1.el8_4
- RHSA-2025:1318 Released 2025-02-11 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.9.4) thunderbird-128.7.0-1.el9_4
- RHSA-2025:1317 Released 2025-02-11 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream EUS (v.9.2) thunderbird-128.7.0-1.el9_2
- RHSA-2025:1319 Released 2025-02-11 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream E4S (v.9.0) thunderbird-128.7.0-1.el9_0
- RHSA-2025:1292 Released 2025-02-11 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream (v. 8) thunderbird-128.7.0-1.el8_10
- RHSA-2025:1184 Released 2025-02-10 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux AppStream (v. 9) thunderbird-128.7.0-1.el9_5
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 9 | Affected | No fix yet |
| Red Hat Enterprise Linux AppStream (v. 8) | Fixed | RHSA-2025:1292 |
| Red Hat Enterprise Linux AppStream (v. 9) | Fixed | RHSA-2025:1184 |
| Red Hat Enterprise Linux AppStream AUS (v. 8.2) | Fixed | RHSA-2025:1348 |
| Red Hat Enterprise Linux AppStream AUS (v.8.4) | Fixed | RHSA-2025:1339 |
| Red Hat Enterprise Linux AppStream AUS (v.8.6) | Fixed | RHSA-2025:1341 |
| Red Hat Enterprise Linux AppStream E4S (v.8.4) | Fixed | RHSA-2025:1339 |
| Red Hat Enterprise Linux AppStream E4S (v.8.6) | Fixed | RHSA-2025:1341 |
| Red Hat Enterprise Linux AppStream E4S (v.9.0) | Fixed | RHSA-2025:1319 |
| Red Hat Enterprise Linux AppStream EUS (v.8.8) | Fixed | RHSA-2025:1340 |
| Red Hat Enterprise Linux AppStream EUS (v.9.2) | Fixed | RHSA-2025:1317 |
| Red Hat Enterprise Linux AppStream EUS (v.9.4) | Fixed | RHSA-2025:1318 |
| Red Hat Enterprise Linux AppStream TUS (v.8.4) | Fixed | RHSA-2025:1339 |
| Red Hat Enterprise Linux AppStream TUS (v.8.6) | Fixed | RHSA-2025:1341 |
Not affected: 1 product
- Red Hat Enterprise Linux 10
Timeline
- 2026-10-02 Threatist record created from CVE-2025-0510
- 2026-10-03 Alias added: GHSA-9h64-69xj-vx28
References
More Mozilla Thunderbird vulnerabilities
- TI-2024-08981 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.8
- TI-2022-09832 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.6
- TI-2019-08769 Improper input validation in Mozilla Firefox ESR KEVCVSS 3.1CRITICAL 10.0
- TI-2010-03577 Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before… KEVCVSS 3.1CRITICAL 9.8
- TI-2023-04799 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2023-04477 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2025-0510 · CVE Program
- CVE-2025-0510 · NVD
- FIRST EPSS
- GHSA-9h64-69xj-vx28 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-0510 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences